feat(INJI-458): show loading screen after closing of web view in OpenID4VCI flow (#932)

* perf(INJI-458): cache fixed result of custom keystore presence Each call over the RN bridge can take significant user-visible time, and since the result is used multiple times and cannot change for a device in runtime, it can be computed once stored for later use. Signed-off-by: Harsh Vardhan <harsh59v@gmail.com> * feat(INJI-458): show loading for android h/w keystore check & generation Signed-off-by: Harsh Vardhan <harsh59v@gmail.com> * feat(INJI-472): show loader on issuer select Co-authored-by: KiruthikaJeyashankar <81218987+KiruthikaJeyashankar@users.noreply.github.com> Signed-off-by: Harsh Vardhan <harsh59v@gmail.com> * refactor(INJI-458): rename const name to isHardwareKeystoreExists Signed-off-by: Harsh Vardhan <harsh59v@gmail.com> --------- Signed-off-by: Harsh Vardhan <harsh59v@gmail.com> Co-authored-by: KiruthikaJeyashankar <81218987+KiruthikaJeyashankar@users.noreply.github.com>
2026-01-09 13:38:01 -05:00 · 2023-10-20 12:14:21 +05:30
parent 294ed12cca
commit 86840edcc1
16 changed files with 474 additions and 680 deletions
--- a/.talismanrc
+++ b/.talismanrc
@@ -25,11 +25,21 @@ fileignoreconfig:
  checksum: 18af825821bc95e1056050623b804a5a8e7435b9e3383916a5d63024eeba9553
 - filename: screens/WelcomeScreenController.ts
  checksum: d8fe74404c80bf435459f4d20427a661fb622f0ee9f754345616abd346b98d14
- filename: shared/telemetry/TelemetryUtils.js
-  checksum: 9a61cd59a3718adf1f14faf3024fec66a3295ef373878a878a28e5cb1287afaa
+- filename: machines/VCItemMachine/ExistingMosipVCItem/ExistingMosipVCItemMachine.ts
+  checksum: 237a2640b7db70770d65da67c79f2929581e32f1162517e50b8d37e409f3387d
 - filename: machines/store.ts
-  checksum: bbee269bd9703644c2a345819291caa42479b5ad0d5288713da780495b2ffb49
+  checksum: b9884f86b498dfbff75816d1f0d521c79971c8c28afa7824122d025b2699cdc4
+- filename: shared/cryptoutil/cryptoUtil.ts
+  checksum: b785ff3f01ab9530119072c4d38195048bfeee6155c54ea7dd031559acb722f3
+- filename: shared/telemetry/TelemetryUtils.js
+  checksum: ffe9aac2dcc590b98b0d588885c088eff189504ade653a77f74b67312bfd27ad
 - filename: shared/fileStorage.ts
  checksum: 07cb337dc1d5b0f0eef56270ac4f4f589260ee5e490183c024cf98a2aeafb139
 - filename: shared/storage.ts
  checksum: c8d874aa373bdf526bf59192139822f56915e702ef673bac4e0d7549b0fea3d0
+  checksum: f9711b617b986af9bb733a31373e49494667ef07b74988fbf09688cb50ca73bd
+- filename: machines/VCItemMachine/EsignetMosipVCItem/EsignetMosipVCItemMachine.ts
+  checksum: eec77ca61540327ff7cab3489ebdfd47aa373fd20b3ff87a6c322cd48d35fe8f
+- filename: machines/VCItemMachine/EsignetMosipVCItem/EsignetMosipVCItemMachine.typegen.ts
+  checksum: f1f504bd8c14496ee71f8eb7f40d54411cc05be03347d644dcc2cca187a20678
+version: ""
--- a/App.tsx
+++ b/App.tsx
@@ -18,7 +18,7 @@ import {Alert} from 'react-native';
 import {configureTelemetry} from './shared/telemetry/TelemetryUtils';
 import {MessageOverlay} from './components/MessageOverlay';
 import SecureKeystore from 'react-native-secure-keystore';
-import {isCustomSecureKeystore} from './shared/cryptoutil/cryptoUtil';
+import {isHardwareKeystoreExists} from './shared/cryptoutil/cryptoUtil';
 import i18n from './i18n';
 import './shared/flipperConfig';

@@ -91,7 +91,7 @@ const AppInitialization: React.FC = () => {
  const {t} = useTranslation('common');

  useEffect(() => {
-    if (isCustomSecureKeystore()) {
+    if (isHardwareKeystoreExists) {
      SecureKeystore.updatePopup(
        t('biometricPopup.title'),
        t('biometricPopup.description'),
--- a/machines/QrLoginMachine.ts
+++ b/machines/QrLoginMachine.ts
@@ -12,7 +12,10 @@ import {MY_VCS_STORE_KEY, ESIGNET_BASE_URL} from '../shared/constants';
 import {StoreEvents} from './store';
 import {linkTransactionResponse, VC} from '../types/VC/ExistingMosipVC/vc';
 import {request} from '../shared/request';
-import {getJwt, isCustomSecureKeystore} from '../shared/cryptoutil/cryptoUtil';
+import {
+  getJwt,
+  isHardwareKeystoreExists,
+} from '../shared/cryptoutil/cryptoUtil';
 import {
  getBindingCertificateConstant,
  getPrivateKey,
@@ -363,7 +366,7 @@ export const qrLoginMachine =
        sendAuthenticate: async context => {
          let privateKey;
          const individualId = context.selectedVc.vcMetadata.id;
-          if (!isCustomSecureKeystore()) {
+          if (!isHardwareKeystoreExists) {
            privateKey = await getPrivateKey(
              context.selectedVc.walletBindingResponse?.walletBindingId,
            );
@@ -397,7 +400,7 @@ export const qrLoginMachine =
        sendConsent: async context => {
          let privateKey;
          const individualId = context.selectedVc.vcMetadata.id;
-          if (!isCustomSecureKeystore()) {
+          if (!isHardwareKeystoreExists) {
            privateKey = await getPrivateKey(
              context.selectedVc.walletBindingResponse?.walletBindingId,
            );
--- a/machines/QrLoginMachine.typegen.ts
+++ b/machines/QrLoginMachine.typegen.ts
@@ -1,83 +0,0 @@
-// This file was automatically generated. Edits will be overwritten
-
-export interface Typegen0 {
-  '@@xstate/typegen': true;
-  internalEvents: {
-    'done.invoke.QrLogin.linkTransaction:invocation[0]': {
-      type: 'done.invoke.QrLogin.linkTransaction:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.QrLogin.sendingAuthenticate:invocation[0]': {
-      type: 'done.invoke.QrLogin.sendingAuthenticate:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'error.platform.QrLogin.linkTransaction:invocation[0]': {
-      type: 'error.platform.QrLogin.linkTransaction:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.QrLogin.sendingAuthenticate:invocation[0]': {
-      type: 'error.platform.QrLogin.sendingAuthenticate:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.QrLogin.sendingConsent:invocation[0]': {
-      type: 'error.platform.QrLogin.sendingConsent:invocation[0]';
-      data: unknown;
-    };
-    'xstate.init': {type: 'xstate.init'};
-  };
-  invokeSrcNameMap: {
-    linkTransaction: 'done.invoke.QrLogin.linkTransaction:invocation[0]';
-    sendAuthenticate: 'done.invoke.QrLogin.sendingAuthenticate:invocation[0]';
-    sendConsent: 'done.invoke.QrLogin.sendingConsent:invocation[0]';
-  };
-  missingImplementations: {
-    actions: never;
-    delays: never;
-    guards: never;
-    services: never;
-  };
-  eventsCausingActions: {
-    SetErrorMessage:
-      | 'error.platform.QrLogin.linkTransaction:invocation[0]'
-      | 'error.platform.QrLogin.sendingAuthenticate:invocation[0]'
-      | 'error.platform.QrLogin.sendingConsent:invocation[0]';
-    expandLinkTransResp: 'done.invoke.QrLogin.linkTransaction:invocation[0]';
-    forwardToParent: 'DISMISS';
-    loadMyVcs: 'done.invoke.QrLogin.linkTransaction:invocation[0]';
-    loadThumbprint: 'CONFIRM';
-    resetLinkTransactionId: 'GET';
-    resetSelectedVoluntaryClaims: 'GET';
-    setClaims: 'done.invoke.QrLogin.linkTransaction:invocation[0]';
-    setConsentClaims: 'TOGGLE_CONSENT_CLAIM';
-    setLinkedTransactionId: 'done.invoke.QrLogin.sendingAuthenticate:invocation[0]';
-    setMyVcs: 'STORE_RESPONSE';
-    setScanData: 'GET';
-    setSelectedVc: 'SELECT_VC';
-    setThumbprint: 'STORE_RESPONSE';
-    setlinkTransactionResponse: 'done.invoke.QrLogin.linkTransaction:invocation[0]';
-  };
-  eventsCausingDelays: {};
-  eventsCausingGuards: {};
-  eventsCausingServices: {
-    linkTransaction: 'GET';
-    sendAuthenticate: never;
-    sendConsent: 'STORE_RESPONSE';
-  };
-  matchesStates:
-    | 'ShowError'
-    | 'done'
-    | 'faceAuth'
-    | 'invalidIdentity'
-    | 'linkTransaction'
-    | 'loadMyVcs'
-    | 'loadingThumbprint'
-    | 'requestConsent'
-    | 'sendingAuthenticate'
-    | 'sendingConsent'
-    | 'showvcList'
-    | 'success'
-    | 'waitingForData';
-  tags: never;
-}
--- a/machines/VCItemMachine/EsignetMosipVCItem/EsignetMosipVCItemMachine.ts
+++ b/machines/VCItemMachine/EsignetMosipVCItem/EsignetMosipVCItemMachine.ts
@@ -5,7 +5,7 @@ import {VCMetadata} from '../../../shared/VCMetadata';
 import {VC} from '../../../types/VC/ExistingMosipVC/vc';
 import {
  generateKeys,
-  isCustomSecureKeystore,
+  isHardwareKeystoreExists,
  WalletBindingResponse,
 } from '../../../shared/cryptoutil/cryptoUtil';
 import {log} from 'xstate/lib/actions';
@@ -632,7 +632,7 @@ export const EsignetMosipVCItemMachine = model.createMachine(
      ),
      setPublicKey: assign({
        publicKey: (context, event) => {
-          if (!isCustomSecureKeystore()) {
+          if (!isHardwareKeystoreExists) {
            return (event.data as KeyPair).public;
          }
          return event.data as string;
@@ -788,7 +788,7 @@ export const EsignetMosipVCItemMachine = model.createMachine(
        return walletResponse;
      },
      generateKeyPair: async context => {
-        if (!isCustomSecureKeystore()) {
+        if (!isHardwareKeystoreExists) {
          return await generateKeys();
        }
        const isBiometricsEnabled = SecureKeystore.hasBiometricsEnabled();
@@ -825,7 +825,7 @@ export const EsignetMosipVCItemMachine = model.createMachine(
        return vc != null;
      },

-      isCustomSecureKeystore: () => isCustomSecureKeystore(),
+      isCustomSecureKeystore: () => isHardwareKeystoreExists,
    },
  },
 );
--- a/machines/VCItemMachine/EsignetMosipVCItem/EsignetMosipVCItemMachine.typegen.ts
+++ b/machines/VCItemMachine/EsignetMosipVCItem/EsignetMosipVCItemMachine.typegen.ts
@@ -128,7 +128,255 @@ export interface Typegen0 {
    sendWalletBindingSuccess:
      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]'
      | 'done.invoke.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]';
-    setContext: 'STORE_RESPONSE';
+    setContext: 'GET_VC_RESPONSE' | 'STORE_RESPONSE';
+    setGeneratedOn: 'GET_VC_RESPONSE';
+    setOtp: 'INPUT_OTP';
+    setPinCard: 'PIN_CARD';
+    setPrivateKey:
+      | 'done.invoke.vc-item-openid4vci.addKeyPair:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addKeyPair:invocation[0]';
+    setPublicKey:
+      | 'done.invoke.vc-item-openid4vci.addKeyPair:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addKeyPair:invocation[0]';
+    setThumbprintForWalletBindingId:
+      | 'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]';
+    setVcKey: 'REMOVE';
+    setVcMetadata: 'UPDATE_VC_METADATA';
+    setVerifiableCredential: 'GET_VC_RESPONSE' | 'STORE_RESPONSE';
+    setWalletBindingError:
+      | 'error.platform.vc-item-openid4vci.addKeyPair:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.kebabPopUp.addKeyPair:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.kebabPopUp.requestingBindingOtp:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.requestingBindingOtp:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+    setWalletBindingErrorEmpty:
+      | 'CANCEL'
+      | 'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+    setWalletBindingId:
+      | 'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]';
+    setWalletBindingSuccess: 'done.invoke.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+    storeContext:
+      | 'PIN_CARD'
+      | 'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+    updatePrivateKey:
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+    updateVc:
+      | 'STORE_RESPONSE'
+      | 'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+  };
+  eventsCausingDelays: {};
+  eventsCausingGuards: {
+    hasCredential: 'GET_VC_RESPONSE';
+    isCustomSecureKeystore:
+      | 'done.invoke.vc-item-openid4vci.addKeyPair:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addKeyPair:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]';
+  };
+  eventsCausingServices: {
+    addWalletBindnigId:
+      | 'done.invoke.vc-item-openid4vci.addKeyPair:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addKeyPair:invocation[0]';
+    generateKeyPair: 'INPUT_OTP';
+    requestBindingOtp: 'CONFIRM';
+    requestOtp: 'RESEND_OTP';
+    updatePrivateKey:
+      | 'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]';
+  };
+  matchesStates:
+    | 'acceptingBindingOtp'
+    | 'acceptingBindingOtp.idle'
+    | 'acceptingBindingOtp.resendOTP'
+    | 'addKeyPair'
+    | 'addingWalletBindingId'
+    | 'checkingStore'
+    | 'checkingVc'
+    | 'idle'
+    | 'kebabPopUp'
+    | 'kebabPopUp.acceptingBindingOtp'
+    | 'kebabPopUp.acceptingBindingOtp.idle'
+    | 'kebabPopUp.acceptingBindingOtp.resendOTP'
+    | 'kebabPopUp.addKeyPair'
+    | 'kebabPopUp.addingWalletBindingId'
+    | 'kebabPopUp.idle'
+    | 'kebabPopUp.removeWallet'
+    | 'kebabPopUp.removingVc'
+    | 'kebabPopUp.requestingBindingOtp'
+    | 'kebabPopUp.showActivities'
+    | 'kebabPopUp.showBindingWarning'
+    | 'kebabPopUp.showingWalletBindingError'
+    | 'kebabPopUp.updatingPrivateKey'
+    | 'pinCard'
+    | 'requestingBindingOtp'
+    | 'showBindingWarning'
+    | 'showingWalletBindingError'
+    | 'updatingPrivateKey'
+    | {
+        acceptingBindingOtp?: 'idle' | 'resendOTP';
+        kebabPopUp?:
+          | 'acceptingBindingOtp'
+          | 'addKeyPair'
+          | 'addingWalletBindingId'
+          | 'idle'
+          | 'removeWallet'
+          | 'removingVc'
+          | 'requestingBindingOtp'
+          | 'showActivities'
+          | 'showBindingWarning'
+          | 'showingWalletBindingError'
+          | 'updatingPrivateKey'
+          | {acceptingBindingOtp?: 'idle' | 'resendOTP'};
+      };
+  tags: never;
+}
+
+// This file was automatically generated. Edits will be overwritten
+
+export interface Typegen0 {
+  '@@xstate/typegen': true;
+  internalEvents: {
+    'done.invoke.vc-item-openid4vci.addKeyPair:invocation[0]': {
+      type: 'done.invoke.vc-item-openid4vci.addKeyPair:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]': {
+      type: 'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.vc-item-openid4vci.kebabPopUp.addKeyPair:invocation[0]': {
+      type: 'done.invoke.vc-item-openid4vci.kebabPopUp.addKeyPair:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]': {
+      type: 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.vc-item-openid4vci.kebabPopUp.requestingBindingOtp:invocation[0]': {
+      type: 'done.invoke.vc-item-openid4vci.kebabPopUp.requestingBindingOtp:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]': {
+      type: 'done.invoke.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.vc-item-openid4vci.requestingBindingOtp:invocation[0]': {
+      type: 'done.invoke.vc-item-openid4vci.requestingBindingOtp:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.vc-item-openid4vci.updatingPrivateKey:invocation[0]': {
+      type: 'done.invoke.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'error.platform.vc-item-openid4vci.addKeyPair:invocation[0]': {
+      type: 'error.platform.vc-item-openid4vci.addKeyPair:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.vc-item-openid4vci.addingWalletBindingId:invocation[0]': {
+      type: 'error.platform.vc-item-openid4vci.addingWalletBindingId:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.vc-item-openid4vci.kebabPopUp.addKeyPair:invocation[0]': {
+      type: 'error.platform.vc-item-openid4vci.kebabPopUp.addKeyPair:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]': {
+      type: 'error.platform.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.vc-item-openid4vci.kebabPopUp.requestingBindingOtp:invocation[0]': {
+      type: 'error.platform.vc-item-openid4vci.kebabPopUp.requestingBindingOtp:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]': {
+      type: 'error.platform.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.vc-item-openid4vci.requestingBindingOtp:invocation[0]': {
+      type: 'error.platform.vc-item-openid4vci.requestingBindingOtp:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.vc-item-openid4vci.updatingPrivateKey:invocation[0]': {
+      type: 'error.platform.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+      data: unknown;
+    };
+    'xstate.init': {type: 'xstate.init'};
+  };
+  invokeSrcNameMap: {
+    addWalletBindnigId:
+      | 'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]';
+    generateKeyPair:
+      | 'done.invoke.vc-item-openid4vci.addKeyPair:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addKeyPair:invocation[0]';
+    requestBindingOtp:
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.requestingBindingOtp:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.requestingBindingOtp:invocation[0]';
+    requestOtp:
+      | 'done.invoke.vc-item-openid4vci.acceptingBindingOtp.resendOTP:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.acceptingBindingOtp.resendOTP:invocation[0]';
+    updatePrivateKey:
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+  };
+  missingImplementations: {
+    actions: 'clearTransactionId';
+    delays: never;
+    guards: never;
+    services: 'requestOtp';
+  };
+  eventsCausingActions: {
+    VcUpdated: 'STORE_RESPONSE';
+    clearOtp:
+      | 'DISMISS'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.requestingBindingOtp:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.requestingBindingOtp:invocation[0]';
+    clearTransactionId: 'DISMISS';
+    logVCremoved: 'STORE_RESPONSE';
+    logWalletBindingFailure:
+      | 'error.platform.vc-item-openid4vci.addKeyPair:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.requestingBindingOtp:invocation[0]'
+      | 'error.platform.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+    logWalletBindingSuccess:
+      | 'done.invoke.vc-item-openid4vci.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.updatingPrivateKey:invocation[0]';
+    removeVcItem: 'CONFIRM';
+    removedVc: 'STORE_RESPONSE';
+    requestStoredContext: 'GET_VC_RESPONSE' | 'REFRESH';
+    requestVcContext: 'DISMISS' | 'xstate.init';
+    resetWalletBindingSuccess: 'DISMISS';
+    sendVcUpdated: 'STORE_RESPONSE';
+    sendWalletBindingSuccess:
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.addingWalletBindingId:invocation[0]'
+      | 'done.invoke.vc-item-openid4vci.kebabPopUp.updatingPrivateKey:invocation[0]';
+    setContext: 'GET_VC_RESPONSE' | 'STORE_RESPONSE';
    setGeneratedOn: 'GET_VC_RESPONSE';
    setOtp: 'INPUT_OTP';
    setPinCard: 'PIN_CARD';
--- a/machines/VCItemMachine/ExistingMosipVCItem/ExistingMosipVCItemMachine.ts
+++ b/machines/VCItemMachine/ExistingMosipVCItem/ExistingMosipVCItemMachine.ts
@@ -15,7 +15,7 @@ import {verifyCredential} from '../../../shared/vcjs/verifyCredential';
 import {log} from 'xstate/lib/actions';
 import {
  generateKeys,
-  isCustomSecureKeystore,
+  isHardwareKeystoreExists,
  WalletBindingResponse,
 } from '../../../shared/cryptoutil/cryptoUtil';
 import {KeyPair} from 'react-native-rsa-native';
@@ -854,7 +854,7 @@ export const ExistingMosipVCItemMachine =
        ),
        setPublicKey: assign({
          publicKey: (context, event) => {
-            if (!isCustomSecureKeystore()) {
+            if (!isHardwareKeystoreExists) {
              return (event.data as KeyPair).public;
            }
            return event.data as string;
@@ -1250,7 +1250,7 @@ export const ExistingMosipVCItemMachine =
        },

        generateKeyPair: async context => {
-          if (!isCustomSecureKeystore()) {
+          if (!isHardwareKeystoreExists) {
            return await generateKeys();
          }
          const isBiometricsEnabled = SecureKeystore.hasBiometricsEnabled();
@@ -1425,7 +1425,7 @@ export const ExistingMosipVCItemMachine =
          return context.isVerified;
        },

-        isCustomSecureKeystore: () => isCustomSecureKeystore(),
+        isCustomSecureKeystore: () => isHardwareKeystoreExists,
      },
    },
  );
--- a/machines/VCItemMachine/ExistingMosipVCItem/ExistingMosipVCItemMachine.typegen.ts
+++ b/machines/VCItemMachine/ExistingMosipVCItem/ExistingMosipVCItemMachine.typegen.ts
@@ -1,392 +0,0 @@
-// This file was automatically generated. Edits will be overwritten
-
-export interface Typegen0 {
-  '@@xstate/typegen': true;
-  internalEvents: {
-    '': {type: ''};
-    'done.invoke.checkStatus': {
-      type: 'done.invoke.checkStatus';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.downloadCredential': {
-      type: 'done.invoke.downloadCredential';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.addKeyPair:invocation[0]': {
-      type: 'done.invoke.vc-item.addKeyPair:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.addingWalletBindingId:invocation[0]': {
-      type: 'done.invoke.vc-item.addingWalletBindingId:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.checkingServerData.verifyingDownloadLimitExpiry:invocation[0]': {
-      type: 'done.invoke.vc-item.checkingServerData.verifyingDownloadLimitExpiry:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.kebabPopUp.addKeyPair:invocation[0]': {
-      type: 'done.invoke.vc-item.kebabPopUp.addKeyPair:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]': {
-      type: 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.kebabPopUp.requestingBindingOtp:invocation[0]': {
-      type: 'done.invoke.vc-item.kebabPopUp.requestingBindingOtp:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]': {
-      type: 'done.invoke.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.requestingBindingOtp:invocation[0]': {
-      type: 'done.invoke.vc-item.requestingBindingOtp:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.requestingLock:invocation[0]': {
-      type: 'done.invoke.vc-item.requestingLock:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.requestingOtp:invocation[0]': {
-      type: 'done.invoke.vc-item.requestingOtp:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.requestingRevoke:invocation[0]': {
-      type: 'done.invoke.vc-item.requestingRevoke:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.updatingPrivateKey:invocation[0]': {
-      type: 'done.invoke.vc-item.updatingPrivateKey:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.vc-item.verifyingCredential:invocation[0]': {
-      type: 'done.invoke.vc-item.verifyingCredential:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'error.platform.checkStatus': {
-      type: 'error.platform.checkStatus';
-      data: unknown;
-    };
-    'error.platform.downloadCredential': {
-      type: 'error.platform.downloadCredential';
-      data: unknown;
-    };
-    'error.platform.vc-item.addKeyPair:invocation[0]': {
-      type: 'error.platform.vc-item.addKeyPair:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.addingWalletBindingId:invocation[0]': {
-      type: 'error.platform.vc-item.addingWalletBindingId:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.checkingServerData.verifyingDownloadLimitExpiry:invocation[0]': {
-      type: 'error.platform.vc-item.checkingServerData.verifyingDownloadLimitExpiry:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.kebabPopUp.addKeyPair:invocation[0]': {
-      type: 'error.platform.vc-item.kebabPopUp.addKeyPair:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]': {
-      type: 'error.platform.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.kebabPopUp.requestingBindingOtp:invocation[0]': {
-      type: 'error.platform.vc-item.kebabPopUp.requestingBindingOtp:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]': {
-      type: 'error.platform.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.requestingBindingOtp:invocation[0]': {
-      type: 'error.platform.vc-item.requestingBindingOtp:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.requestingLock:invocation[0]': {
-      type: 'error.platform.vc-item.requestingLock:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.requestingRevoke:invocation[0]': {
-      type: 'error.platform.vc-item.requestingRevoke:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.updatingPrivateKey:invocation[0]': {
-      type: 'error.platform.vc-item.updatingPrivateKey:invocation[0]';
-      data: unknown;
-    };
-    'error.platform.vc-item.verifyingCredential:invocation[0]': {
-      type: 'error.platform.vc-item.verifyingCredential:invocation[0]';
-      data: unknown;
-    };
-    'xstate.init': {type: 'xstate.init'};
-  };
-  invokeSrcNameMap: {
-    addWalletBindnigId:
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]';
-    checkDownloadExpiryLimit: 'done.invoke.vc-item.checkingServerData.verifyingDownloadLimitExpiry:invocation[0]';
-    checkStatus: 'done.invoke.checkStatus';
-    downloadCredential: 'done.invoke.downloadCredential';
-    generateKeyPair:
-      | 'done.invoke.vc-item.addKeyPair:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addKeyPair:invocation[0]';
-    requestBindingOtp:
-      | 'done.invoke.vc-item.kebabPopUp.requestingBindingOtp:invocation[0]'
-      | 'done.invoke.vc-item.requestingBindingOtp:invocation[0]';
-    requestLock: 'done.invoke.vc-item.requestingLock:invocation[0]';
-    requestOtp:
-      | 'done.invoke.vc-item.acceptingOtpInput.resendOTP:invocation[0]'
-      | 'done.invoke.vc-item.requestingOtp:invocation[0]';
-    requestRevoke: 'done.invoke.vc-item.requestingRevoke:invocation[0]';
-    updatePrivateKey:
-      | 'done.invoke.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]'
-      | 'done.invoke.vc-item.updatingPrivateKey:invocation[0]';
-    verifyCredential: 'done.invoke.vc-item.verifyingCredential:invocation[0]';
-  };
-  missingImplementations: {
-    actions: never;
-    delays: never;
-    guards: never;
-    services: never;
-  };
-  eventsCausingActions: {
-    addVcToInProgressDownloads: 'STORE_RESPONSE';
-    clearOtp:
-      | ''
-      | 'CANCEL'
-      | 'DISMISS'
-      | 'REVOKE_VC'
-      | 'STORE_RESPONSE'
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.requestingBindingOtp:invocation[0]'
-      | 'done.invoke.vc-item.requestingBindingOtp:invocation[0]'
-      | 'done.invoke.vc-item.requestingOtp:invocation[0]'
-      | 'done.invoke.vc-item.updatingPrivateKey:invocation[0]'
-      | 'done.invoke.vc-item.verifyingCredential:invocation[0]'
-      | 'error.platform.vc-item.requestingLock:invocation[0]'
-      | 'error.platform.vc-item.requestingRevoke:invocation[0]'
-      | 'error.platform.vc-item.verifyingCredential:invocation[0]';
-    clearTransactionId:
-      | ''
-      | 'CANCEL'
-      | 'DISMISS'
-      | 'STORE_RESPONSE'
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.updatingPrivateKey:invocation[0]'
-      | 'done.invoke.vc-item.verifyingCredential:invocation[0]'
-      | 'error.platform.vc-item.verifyingCredential:invocation[0]';
-    incrementDownloadCounter: 'POLL';
-    logDownloaded: 'STORE_RESPONSE';
-    logRevoked: 'STORE_RESPONSE';
-    logVCremoved: 'STORE_RESPONSE';
-    logWalletBindingFailure:
-      | 'error.platform.vc-item.addKeyPair:invocation[0]'
-      | 'error.platform.vc-item.addingWalletBindingId:invocation[0]'
-      | 'error.platform.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]'
-      | 'error.platform.vc-item.requestingBindingOtp:invocation[0]'
-      | 'error.platform.vc-item.updatingPrivateKey:invocation[0]';
-    logWalletBindingSuccess:
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]'
-      | 'done.invoke.vc-item.updatingPrivateKey:invocation[0]';
-    markVcValid: 'done.invoke.vc-item.verifyingCredential:invocation[0]';
-    refreshMyVcs: 'STORE_RESPONSE';
-    removeTamperedVcItem: 'TAMPERED_VC';
-    removeVcFromInProgressDownloads: 'STORE_RESPONSE';
-    removeVcItem: 'CONFIRM';
-    removeVcMetaDataFromStorage: 'STORE_ERROR';
-    removeVcMetaDataFromVcMachine: 'DISMISS';
-    requestStoredContext: 'GET_VC_RESPONSE' | 'REFRESH';
-    requestVcContext: 'DISMISS' | 'xstate.init';
-    resetWalletBindingSuccess: 'DISMISS';
-    revokeVID: 'done.invoke.vc-item.requestingRevoke:invocation[0]';
-    sendTamperedVc: 'TAMPERED_VC';
-    sendVcUpdated: 'PIN_CARD';
-    sendWalletBindingSuccess:
-      | 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]';
-    setCredential: 'GET_VC_RESPONSE' | 'STORE_RESPONSE';
-    setDownloadInterval: 'done.invoke.vc-item.checkingServerData.verifyingDownloadLimitExpiry:invocation[0]';
-    setLock: 'done.invoke.vc-item.requestingLock:invocation[0]';
-    setMaxDownloadCount: 'done.invoke.vc-item.checkingServerData.verifyingDownloadLimitExpiry:invocation[0]';
-    setOtp: 'INPUT_OTP';
-    setOtpError:
-      | 'error.platform.vc-item.requestingLock:invocation[0]'
-      | 'error.platform.vc-item.requestingRevoke:invocation[0]';
-    setPinCard: 'PIN_CARD';
-    setPrivateKey:
-      | 'done.invoke.vc-item.addKeyPair:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addKeyPair:invocation[0]';
-    setPublicKey:
-      | 'done.invoke.vc-item.addKeyPair:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addKeyPair:invocation[0]';
-    setRevoke: 'done.invoke.vc-item.requestingRevoke:invocation[0]';
-    setStoreVerifiableCredential: 'CREDENTIAL_DOWNLOADED';
-    setThumbprintForWalletBindingId:
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]';
-    setTransactionId:
-      | 'INPUT_OTP'
-      | 'REVOKE_VC'
-      | 'done.invoke.vc-item.requestingOtp:invocation[0]'
-      | 'error.platform.vc-item.requestingLock:invocation[0]'
-      | 'error.platform.vc-item.requestingRevoke:invocation[0]';
-    setVcKey: 'REMOVE';
-    setVcMetadata: 'UPDATE_VC_METADATA';
-    setVerifiableCredential: 'STORE_RESPONSE';
-    setWalletBindingError:
-      | 'error.platform.vc-item.addKeyPair:invocation[0]'
-      | 'error.platform.vc-item.addingWalletBindingId:invocation[0]'
-      | 'error.platform.vc-item.kebabPopUp.addKeyPair:invocation[0]'
-      | 'error.platform.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]'
-      | 'error.platform.vc-item.kebabPopUp.requestingBindingOtp:invocation[0]'
-      | 'error.platform.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]'
-      | 'error.platform.vc-item.requestingBindingOtp:invocation[0]'
-      | 'error.platform.vc-item.updatingPrivateKey:invocation[0]';
-    setWalletBindingErrorEmpty:
-      | 'CANCEL'
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]'
-      | 'done.invoke.vc-item.updatingPrivateKey:invocation[0]';
-    setWalletBindingId:
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]';
-    setWalletBindingSuccess: 'done.invoke.vc-item.updatingPrivateKey:invocation[0]';
-    storeContext:
-      | 'CREDENTIAL_DOWNLOADED'
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]'
-      | 'done.invoke.vc-item.updatingPrivateKey:invocation[0]'
-      | 'done.invoke.vc-item.verifyingCredential:invocation[0]';
-    storeLock: 'done.invoke.vc-item.requestingLock:invocation[0]';
-    updatePrivateKey:
-      | 'done.invoke.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]'
-      | 'done.invoke.vc-item.updatingPrivateKey:invocation[0]';
-    updateVc:
-      | 'STORE_RESPONSE'
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.updatingPrivateKey:invocation[0]'
-      | 'done.invoke.vc-item.updatingPrivateKey:invocation[0]'
-      | 'done.invoke.vc-item.verifyingCredential:invocation[0]';
-  };
-  eventsCausingDelays: {};
-  eventsCausingGuards: {
-    hasCredential: 'GET_VC_RESPONSE' | 'STORE_RESPONSE';
-    isCustomSecureKeystore:
-      | 'done.invoke.vc-item.addKeyPair:invocation[0]'
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addKeyPair:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]';
-    isDownloadAllowed: 'POLL';
-    isVcValid: '';
-  };
-  eventsCausingServices: {
-    addWalletBindnigId:
-      | 'done.invoke.vc-item.addKeyPair:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addKeyPair:invocation[0]';
-    checkDownloadExpiryLimit: 'STORE_RESPONSE';
-    checkStatus:
-      | 'done.invoke.vc-item.checkingServerData.verifyingDownloadLimitExpiry:invocation[0]'
-      | 'error.platform.vc-item.checkingServerData.verifyingDownloadLimitExpiry:invocation[0]';
-    downloadCredential: 'DOWNLOAD_READY';
-    generateKeyPair: 'INPUT_OTP';
-    requestBindingOtp: 'CONFIRM';
-    requestLock: 'INPUT_OTP';
-    requestOtp: 'LOCK_VC' | 'RESEND_OTP';
-    requestRevoke: 'INPUT_OTP';
-    updatePrivateKey:
-      | 'done.invoke.vc-item.addingWalletBindingId:invocation[0]'
-      | 'done.invoke.vc-item.kebabPopUp.addingWalletBindingId:invocation[0]';
-    verifyCredential: '' | 'VERIFY';
-  };
-  matchesStates:
-    | 'acceptingBindingOtp'
-    | 'acceptingOtpInput'
-    | 'acceptingOtpInput.idle'
-    | 'acceptingOtpInput.resendOTP'
-    | 'acceptingRevokeInput'
-    | 'addKeyPair'
-    | 'addingWalletBindingId'
-    | 'checkingServerData'
-    | 'checkingServerData.checkingStatus'
-    | 'checkingServerData.downloadingCredential'
-    | 'checkingServerData.savingFailed'
-    | 'checkingServerData.savingFailed.idle'
-    | 'checkingServerData.savingFailed.viewingVc'
-    | 'checkingServerData.verifyingDownloadLimitExpiry'
-    | 'checkingStore'
-    | 'checkingVc'
-    | 'checkingVerificationStatus'
-    | 'idle'
-    | 'invalid'
-    | 'invalid.backend'
-    | 'invalid.otp'
-    | 'kebabPopUp'
-    | 'kebabPopUp.acceptingBindingOtp'
-    | 'kebabPopUp.addKeyPair'
-    | 'kebabPopUp.addingWalletBindingId'
-    | 'kebabPopUp.idle'
-    | 'kebabPopUp.removeWallet'
-    | 'kebabPopUp.removingVc'
-    | 'kebabPopUp.requestingBindingOtp'
-    | 'kebabPopUp.showActivities'
-    | 'kebabPopUp.showBindingWarning'
-    | 'kebabPopUp.showingWalletBindingError'
-    | 'kebabPopUp.updatingPrivateKey'
-    | 'lockingVc'
-    | 'loggingRevoke'
-    | 'pinCard'
-    | 'requestingBindingOtp'
-    | 'requestingLock'
-    | 'requestingOtp'
-    | 'requestingRevoke'
-    | 'revokingVc'
-    | 'showBindingWarning'
-    | 'showingWalletBindingError'
-    | 'updatingPrivateKey'
-    | 'verifyingCredential'
-    | {
-        acceptingOtpInput?: 'idle' | 'resendOTP';
-        checkingServerData?:
-          | 'checkingStatus'
-          | 'downloadingCredential'
-          | 'savingFailed'
-          | 'verifyingDownloadLimitExpiry'
-          | {savingFailed?: 'idle' | 'viewingVc'};
-        invalid?: 'backend' | 'otp';
-        kebabPopUp?:
-          | 'acceptingBindingOtp'
-          | 'addKeyPair'
-          | 'addingWalletBindingId'
-          | 'idle'
-          | 'removeWallet'
-          | 'removingVc'
-          | 'requestingBindingOtp'
-          | 'showActivities'
-          | 'showBindingWarning'
-          | 'showingWalletBindingError'
-          | 'updatingPrivateKey';
-      };
-  tags: never;
-}
--- a/machines/issuersMachine.ts
+++ b/machines/issuersMachine.ts
@@ -7,7 +7,7 @@ import {AppServices} from '../shared/GlobalContext';
 import NetInfo from '@react-native-community/netinfo';
 import {
  generateKeys,
-  isCustomSecureKeystore,
+  isHardwareKeystoreExists,
 } from '../shared/cryptoutil/cryptoUtil';
 import SecureKeystore from 'react-native-secure-keystore';
 import {KeyPair} from 'react-native-rsa-native';
@@ -122,7 +122,7 @@ export const IssuersMachine = model.createMachine(
            },
            {
              description: 'not fetched issuers config yet',
-              actions: ['setLoadingReasonAsDisplayIssuers', 'resetError'],
+              actions: ['setLoadingReasonAsSettingUp', 'resetError'],
              target: 'downloadIssuerConfig',
            },
          ],
@@ -139,7 +139,7 @@ export const IssuersMachine = model.createMachine(
            actions: sendParent('DOWNLOAD_ID'),
          },
          SELECTED_ISSUER: {
-            actions: 'setSelectedIssuerId',
+            actions: ['setSelectedIssuerId', 'setLoadingReasonAsSettingUp'],
            target: 'downloadIssuerConfig',
          },
        },
@@ -222,7 +222,7 @@ export const IssuersMachine = model.createMachine(
      },
      checkKeyPair: {
        description: 'checks whether key pair is generated',
-        entry: [send('CHECK_KEY_PAIR')],
+        entry: ['setLoadingReasonAsSettingUp', send('CHECK_KEY_PAIR')],
        on: {
          CHECK_KEY_PAIR: [
            {
@@ -457,7 +457,7 @@ export const IssuersMachine = model.createMachine(
      }),
      setPublicKey: assign({
        publicKey: (_, event) => {
-          if (!isCustomSecureKeystore()) {
+          if (!isHardwareKeystoreExists) {
            return (event.data as KeyPair).public;
          }
          return event.data as string;
@@ -533,8 +533,8 @@ export const IssuersMachine = model.createMachine(
          constructAuthorizationConfiguration(context.selectedIssuer),
        );
      },
-      generateKeyPair: async context => {
-        if (!isCustomSecureKeystore()) {
+      generateKeyPair: async () => {
+        if (!isHardwareKeystoreExists) {
          return await generateKeys();
        }
        const isBiometricsEnabled = SecureKeystore.hasBiometricsEnabled();
@@ -579,7 +579,7 @@ export const IssuersMachine = model.createMachine(
        );
      },
      shouldFetchIssuersAgain: context => context.issuers.length === 0,
-      isCustomSecureKeystore: () => isCustomSecureKeystore(),
+      isCustomSecureKeystore: () => isHardwareKeystoreExists,
    },
  },
 );
--- a/machines/issuersMachine.typegen.ts
+++ b/machines/issuersMachine.typegen.ts
@@ -1,32 +1,77 @@
-
 // This file was automatically generated. Edits will be overwritten

 export interface Typegen0 {
  '@@xstate/typegen': true;
  internalEvents: {
-          "done.invoke.checkInternet": { type: "done.invoke.checkInternet"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
-"done.invoke.issuersMachine.displayIssuers:invocation[0]": { type: "done.invoke.issuersMachine.displayIssuers:invocation[0]"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
-"done.invoke.issuersMachine.downloadCredentials:invocation[0]": { type: "done.invoke.issuersMachine.downloadCredentials:invocation[0]"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
-"done.invoke.issuersMachine.downloadIssuerConfig:invocation[0]": { type: "done.invoke.issuersMachine.downloadIssuerConfig:invocation[0]"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
-"done.invoke.issuersMachine.generateKeyPair:invocation[0]": { type: "done.invoke.issuersMachine.generateKeyPair:invocation[0]"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
-"done.invoke.issuersMachine.performAuthorization:invocation[0]": { type: "done.invoke.issuersMachine.performAuthorization:invocation[0]"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
-"done.invoke.issuersMachine.verifyingCredential:invocation[0]": { type: "done.invoke.issuersMachine.verifyingCredential:invocation[0]"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
-"error.platform.checkInternet": { type: "error.platform.checkInternet"; data: unknown };
-"error.platform.issuersMachine.displayIssuers:invocation[0]": { type: "error.platform.issuersMachine.displayIssuers:invocation[0]"; data: unknown };
-"error.platform.issuersMachine.downloadCredentials:invocation[0]": { type: "error.platform.issuersMachine.downloadCredentials:invocation[0]"; data: unknown };
-"error.platform.issuersMachine.downloadIssuerConfig:invocation[0]": { type: "error.platform.issuersMachine.downloadIssuerConfig:invocation[0]"; data: unknown };
-"error.platform.issuersMachine.performAuthorization:invocation[0]": { type: "error.platform.issuersMachine.performAuthorization:invocation[0]"; data: unknown };
-"error.platform.issuersMachine.verifyingCredential:invocation[0]": { type: "error.platform.issuersMachine.verifyingCredential:invocation[0]"; data: unknown };
-"xstate.init": { type: "xstate.init" };
+    'done.invoke.checkInternet': {
+      type: 'done.invoke.checkInternet';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.issuersMachine.displayIssuers:invocation[0]': {
+      type: 'done.invoke.issuersMachine.displayIssuers:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.issuersMachine.downloadCredentials:invocation[0]': {
+      type: 'done.invoke.issuersMachine.downloadCredentials:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.issuersMachine.downloadIssuerConfig:invocation[0]': {
+      type: 'done.invoke.issuersMachine.downloadIssuerConfig:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.issuersMachine.generateKeyPair:invocation[0]': {
+      type: 'done.invoke.issuersMachine.generateKeyPair:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.issuersMachine.performAuthorization:invocation[0]': {
+      type: 'done.invoke.issuersMachine.performAuthorization:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'done.invoke.issuersMachine.verifyingCredential:invocation[0]': {
+      type: 'done.invoke.issuersMachine.verifyingCredential:invocation[0]';
+      data: unknown;
+      __tip: 'See the XState TS docs to learn how to strongly type this.';
+    };
+    'error.platform.checkInternet': {
+      type: 'error.platform.checkInternet';
+      data: unknown;
+    };
+    'error.platform.issuersMachine.displayIssuers:invocation[0]': {
+      type: 'error.platform.issuersMachine.displayIssuers:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.issuersMachine.downloadCredentials:invocation[0]': {
+      type: 'error.platform.issuersMachine.downloadCredentials:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.issuersMachine.downloadIssuerConfig:invocation[0]': {
+      type: 'error.platform.issuersMachine.downloadIssuerConfig:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.issuersMachine.performAuthorization:invocation[0]': {
+      type: 'error.platform.issuersMachine.performAuthorization:invocation[0]';
+      data: unknown;
+    };
+    'error.platform.issuersMachine.verifyingCredential:invocation[0]': {
+      type: 'error.platform.issuersMachine.verifyingCredential:invocation[0]';
+      data: unknown;
+    };
+    'xstate.init': {type: 'xstate.init'};
  };
  invokeSrcNameMap: {
-          "checkInternet": "done.invoke.checkInternet";
-"downloadCredential": "done.invoke.issuersMachine.downloadCredentials:invocation[0]";
-"downloadIssuerConfig": "done.invoke.issuersMachine.downloadIssuerConfig:invocation[0]";
-"downloadIssuersList": "done.invoke.issuersMachine.displayIssuers:invocation[0]";
-"generateKeyPair": "done.invoke.issuersMachine.generateKeyPair:invocation[0]";
-"invokeAuthorization": "done.invoke.issuersMachine.performAuthorization:invocation[0]";
-"verifyCredential": "done.invoke.issuersMachine.verifyingCredential:invocation[0]";
+    checkInternet: 'done.invoke.checkInternet';
+    downloadCredential: 'done.invoke.issuersMachine.downloadCredentials:invocation[0]';
+    downloadIssuerConfig: 'done.invoke.issuersMachine.downloadIssuerConfig:invocation[0]';
+    downloadIssuersList: 'done.invoke.issuersMachine.displayIssuers:invocation[0]';
+    generateKeyPair: 'done.invoke.issuersMachine.generateKeyPair:invocation[0]';
+    invokeAuthorization: 'done.invoke.issuersMachine.performAuthorization:invocation[0]';
+    verifyCredential: 'done.invoke.issuersMachine.verifyingCredential:invocation[0]';
  };
  missingImplementations: {
    actions: never;
@@ -35,56 +80,83 @@
    services: never;
  };
  eventsCausingActions: {
-          "getKeyPairFromStore": "done.invoke.issuersMachine.performAuthorization:invocation[0]";
-"loadKeyPair": "done.invoke.issuersMachine.performAuthorization:invocation[0]";
-"logDownloaded": "done.invoke.issuersMachine.verifyingCredential:invocation[0]";
-"resetError": "RESET_ERROR" | "TRY_AGAIN" | "error.platform.issuersMachine.performAuthorization:invocation[0]";
-"resetLoadingReason": "done.invoke.checkInternet" | "done.invoke.issuersMachine.displayIssuers:invocation[0]" | "error.platform.issuersMachine.downloadCredentials:invocation[0]" | "error.platform.issuersMachine.downloadIssuerConfig:invocation[0]" | "error.platform.issuersMachine.performAuthorization:invocation[0]";
-"sendErrorEndEvent": "error.platform.issuersMachine.verifyingCredential:invocation[0]";
-"sendImpressionEvent": "done.invoke.issuersMachine.displayIssuers:invocation[0]";
-"sendSuccessEndEvent": "done.invoke.issuersMachine.verifyingCredential:invocation[0]";
-"setCredentialWrapper": "done.invoke.issuersMachine.downloadCredentials:invocation[0]";
-"setError": "error.platform.issuersMachine.displayIssuers:invocation[0]" | "error.platform.issuersMachine.downloadCredentials:invocation[0]" | "error.platform.issuersMachine.downloadIssuerConfig:invocation[0]" | "error.platform.issuersMachine.performAuthorization:invocation[0]";
-"setIssuers": "done.invoke.issuersMachine.displayIssuers:invocation[0]";
-"setLoadingReasonAsDisplayIssuers": "TRY_AGAIN";
-"setLoadingReasonAsDownloadingCredentials": "done.invoke.issuersMachine.generateKeyPair:invocation[0]";
-"setLoadingReasonAsSettingUp": "done.invoke.issuersMachine.performAuthorization:invocation[0]";
-"setNoInternet": "done.invoke.checkInternet";
-"setOIDCConfigError": "error.platform.issuersMachine.performAuthorization:invocation[0]";
-"setPrivateKey": "done.invoke.issuersMachine.generateKeyPair:invocation[0]";
-"setPublicKey": "done.invoke.issuersMachine.generateKeyPair:invocation[0]";
-"setSelectedIssuerId": "SELECTED_ISSUER";
-"setSelectedIssuers": "done.invoke.issuersMachine.downloadIssuerConfig:invocation[0]";
-"setTokenResponse": "done.invoke.issuersMachine.performAuthorization:invocation[0]";
-"setVerifiableCredential": "done.invoke.issuersMachine.downloadCredentials:invocation[0]";
-"storeKeyPair": "done.invoke.issuersMachine.generateKeyPair:invocation[0]";
-"storeVcMetaContext": "done.invoke.issuersMachine.verifyingCredential:invocation[0]";
-"storeVcsContext": "done.invoke.issuersMachine.verifyingCredential:invocation[0]";
-"storeVerifiableCredentialData": "done.invoke.issuersMachine.verifyingCredential:invocation[0]";
-"storeVerifiableCredentialMeta": "done.invoke.issuersMachine.verifyingCredential:invocation[0]";
-        };
-        eventsCausingDelays: {
-          
+    getKeyPairFromStore: 'done.invoke.issuersMachine.performAuthorization:invocation[0]';
+    loadKeyPair: 'done.invoke.issuersMachine.performAuthorization:invocation[0]';
+    logDownloaded: 'done.invoke.issuersMachine.verifyingCredential:invocation[0]';
+    resetError:
+      | 'RESET_ERROR'
+      | 'TRY_AGAIN'
+      | 'error.platform.issuersMachine.performAuthorization:invocation[0]';
+    resetLoadingReason:
+      | 'done.invoke.checkInternet'
+      | 'done.invoke.issuersMachine.displayIssuers:invocation[0]'
+      | 'error.platform.issuersMachine.downloadCredentials:invocation[0]'
+      | 'error.platform.issuersMachine.downloadIssuerConfig:invocation[0]'
+      | 'error.platform.issuersMachine.performAuthorization:invocation[0]';
+    sendErrorEndEvent: 'error.platform.issuersMachine.verifyingCredential:invocation[0]';
+    sendImpressionEvent: 'done.invoke.issuersMachine.displayIssuers:invocation[0]';
+    sendSuccessEndEvent: 'done.invoke.issuersMachine.verifyingCredential:invocation[0]';
+    setCredentialWrapper: 'done.invoke.issuersMachine.downloadCredentials:invocation[0]';
+    setError:
+      | 'error.platform.issuersMachine.displayIssuers:invocation[0]'
+      | 'error.platform.issuersMachine.downloadCredentials:invocation[0]'
+      | 'error.platform.issuersMachine.downloadIssuerConfig:invocation[0]'
+      | 'error.platform.issuersMachine.performAuthorization:invocation[0]';
+    setIssuers: 'done.invoke.issuersMachine.displayIssuers:invocation[0]';
+    setLoadingReasonAsDisplayIssuers: 'TRY_AGAIN';
+    setLoadingReasonAsDownloadingCredentials: 'done.invoke.issuersMachine.generateKeyPair:invocation[0]';
+    setLoadingReasonAsSettingUp:
+      | 'SELECTED_ISSUER'
+      | 'TRY_AGAIN'
+      | 'done.invoke.issuersMachine.performAuthorization:invocation[0]';
+    setNoInternet: 'done.invoke.checkInternet';
+    setOIDCConfigError: 'error.platform.issuersMachine.performAuthorization:invocation[0]';
+    setPrivateKey: 'done.invoke.issuersMachine.generateKeyPair:invocation[0]';
+    setPublicKey: 'done.invoke.issuersMachine.generateKeyPair:invocation[0]';
+    setSelectedIssuerId: 'SELECTED_ISSUER';
+    setSelectedIssuers: 'done.invoke.issuersMachine.downloadIssuerConfig:invocation[0]';
+    setTokenResponse: 'done.invoke.issuersMachine.performAuthorization:invocation[0]';
+    setVerifiableCredential: 'done.invoke.issuersMachine.downloadCredentials:invocation[0]';
+    storeKeyPair: 'done.invoke.issuersMachine.generateKeyPair:invocation[0]';
+    storeVcMetaContext: 'done.invoke.issuersMachine.verifyingCredential:invocation[0]';
+    storeVcsContext: 'done.invoke.issuersMachine.verifyingCredential:invocation[0]';
+    storeVerifiableCredentialData: 'done.invoke.issuersMachine.verifyingCredential:invocation[0]';
+    storeVerifiableCredentialMeta: 'done.invoke.issuersMachine.verifyingCredential:invocation[0]';
  };
+  eventsCausingDelays: {};
  eventsCausingGuards: {
-          "canSelectIssuerAgain": "TRY_AGAIN";
-"hasKeyPair": "CHECK_KEY_PAIR";
-"isCustomSecureKeystore": "done.invoke.issuersMachine.generateKeyPair:invocation[0]";
-"isInternetConnected": "done.invoke.checkInternet";
-"isOIDCConfigError": "error.platform.issuersMachine.performAuthorization:invocation[0]";
-"isOIDCflowCancelled": "error.platform.issuersMachine.performAuthorization:invocation[0]";
-"shouldFetchIssuersAgain": "TRY_AGAIN";
+    canSelectIssuerAgain: 'TRY_AGAIN';
+    hasKeyPair: 'CHECK_KEY_PAIR';
+    isCustomSecureKeystore: 'done.invoke.issuersMachine.generateKeyPair:invocation[0]';
+    isInternetConnected: 'done.invoke.checkInternet';
+    isOIDCConfigError: 'error.platform.issuersMachine.performAuthorization:invocation[0]';
+    isOIDCflowCancelled: 'error.platform.issuersMachine.performAuthorization:invocation[0]';
+    shouldFetchIssuersAgain: 'TRY_AGAIN';
  };
  eventsCausingServices: {
-          "checkInternet": "done.invoke.issuersMachine.downloadIssuerConfig:invocation[0]";
-"downloadCredential": "CHECK_KEY_PAIR" | "done.invoke.issuersMachine.generateKeyPair:invocation[0]";
-"downloadIssuerConfig": "SELECTED_ISSUER" | "TRY_AGAIN";
-"downloadIssuersList": "TRY_AGAIN" | "xstate.init";
-"generateKeyPair": "CHECK_KEY_PAIR";
-"invokeAuthorization": "done.invoke.checkInternet";
-"verifyCredential": "done.invoke.issuersMachine.downloadCredentials:invocation[0]";
+    checkInternet: 'done.invoke.issuersMachine.downloadIssuerConfig:invocation[0]';
+    downloadCredential:
+      | 'CHECK_KEY_PAIR'
+      | 'done.invoke.issuersMachine.generateKeyPair:invocation[0]';
+    downloadIssuerConfig: 'SELECTED_ISSUER' | 'TRY_AGAIN';
+    downloadIssuersList: 'TRY_AGAIN' | 'xstate.init';
+    generateKeyPair: 'CHECK_KEY_PAIR';
+    invokeAuthorization: 'done.invoke.checkInternet';
+    verifyCredential: 'done.invoke.issuersMachine.downloadCredentials:invocation[0]';
  };
-        matchesStates: "checkInternet" | "checkKeyPair" | "displayIssuers" | "done" | "downloadCredentials" | "downloadIssuerConfig" | "error" | "generateKeyPair" | "idle" | "performAuthorization" | "selectingIssuer" | "storing" | "verifyingCredential";
+  matchesStates:
+    | 'checkInternet'
+    | 'checkKeyPair'
+    | 'displayIssuers'
+    | 'done'
+    | 'downloadCredentials'
+    | 'downloadIssuerConfig'
+    | 'error'
+    | 'generateKeyPair'
+    | 'idle'
+    | 'performAuthorization'
+    | 'selectingIssuer'
+    | 'storing'
+    | 'verifyingCredential';
  tags: never;
 }
-  
--- a/machines/settings.ts
+++ b/machines/settings.ts
@@ -17,7 +17,7 @@ import getAllConfigurations, {
 import Storage from '../shared/storage';
 import ShortUniqueId from 'short-unique-id';
 import {__AppId} from '../shared/GlobalVariables';
-import {isCustomSecureKeystore} from '../shared/cryptoutil/cryptoUtil';
+import {isHardwareKeystoreExists} from '../shared/cryptoutil/cryptoUtil';

 const model = createModel(
  {
@@ -274,7 +274,7 @@ function generateAppId() {
 }

 function deviceSupportsHardwareKeystore() {
-  return isIOS() ? true : isCustomSecureKeystore();
+  return isIOS() ? true : isHardwareKeystoreExists;
 }

 type State = StateFrom<typeof settingsMachine>;
--- a/machines/store.ts
+++ b/machines/store.ts
@@ -22,7 +22,7 @@ import {
  ENCRYPTION_ID,
  encryptJson,
  HMAC_ALIAS,
-  isCustomSecureKeystore,
+  isHardwareKeystoreExists,
 } from '../shared/cryptoutil/cryptoUtil';
 import {VCMetadata} from '../shared/VCMetadata';
 import FileStorage, {getFilePath} from '../shared/fileStorage';
@@ -82,7 +82,7 @@ export const storeMachine =
        events: {} as EventFrom<typeof model>,
      },
      id: 'store',
-      initial: !isCustomSecureKeystore()
+      initial: !isHardwareKeystoreExists
        ? 'gettingEncryptionKey'
        : 'checkEncryptionKey',
      states: {
@@ -441,7 +441,7 @@ export const storeMachine =
        generateEncryptionKey: () => async callback => {
          const randomBytes = await generateSecureRandom(32);
          const randomBytesString = binaryToBase64(randomBytes);
-          if (!isCustomSecureKeystore()) {
+          if (!isHardwareKeystoreExists) {
            const hasSetCredentials = await Keychain.setGenericPassword(
              ENCRYPTION_ID,
              randomBytesString,
@@ -475,7 +475,7 @@ export const storeMachine =
      },

      guards: {
-        isCustomSecureKeystore: () => isCustomSecureKeystore(),
+        isCustomSecureKeystore: () => isHardwareKeystoreExists,
      },
    },
  );
--- a/machines/store.typegen.ts
+++ b/machines/store.typegen.ts
@@ -1,75 +0,0 @@
-// This file was automatically generated. Edits will be overwritten
-
-export interface Typegen0 {
-  '@@xstate/typegen': true;
-  internalEvents: {
-    'done.invoke._store': {
-      type: 'done.invoke._store';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'done.invoke.store.resettingStorage:invocation[0]': {
-      type: 'done.invoke.store.resettingStorage:invocation[0]';
-      data: unknown;
-      __tip: 'See the XState TS docs to learn how to strongly type this.';
-    };
-    'error.platform._store': {type: 'error.platform._store'; data: unknown};
-    'xstate.init': {type: 'xstate.init'};
-  };
-  invokeSrcNameMap: {
-    checkStorageInitialisedOrNot: 'done.invoke.store.checkStorageInitialisation:invocation[0]';
-    clear: 'done.invoke.store.resettingStorage:invocation[0]';
-    generateEncryptionKey: 'done.invoke.store.generatingEncryptionKey:invocation[0]';
-    getEncryptionKey: 'done.invoke.store.gettingEncryptionKey:invocation[0]';
-    hasAndroidEncryptionKey: 'done.invoke.store.checkEncryptionKey:invocation[0]';
-    store: 'done.invoke._store';
-  };
-  missingImplementations: {
-    actions: 'logKey';
-    delays: never;
-    guards: never;
-    services: never;
-  };
-  eventsCausingActions: {
-    forwardStoreRequest:
-      | 'APPEND'
-      | 'CLEAR'
-      | 'GET'
-      | 'PREPEND'
-      | 'REMOVE'
-      | 'REMOVE_ITEMS'
-      | 'REMOVE_VC_METADATA'
-      | 'SET'
-      | 'UPDATE';
-    logKey: 'KEY_RECEIVED';
-    notifyParent:
-      | 'KEY_RECEIVED'
-      | 'READY'
-      | 'done.invoke.store.resettingStorage:invocation[0]';
-    setEncryptionKey: 'KEY_RECEIVED';
-  };
-  eventsCausingDelays: {};
-  eventsCausingGuards: {
-    isCustomSecureKeystore: 'KEY_RECEIVED';
-  };
-  eventsCausingServices: {
-    checkStorageInitialisedOrNot: 'ERROR';
-    clear: 'KEY_RECEIVED';
-    generateEncryptionKey: 'ERROR' | 'IGNORE' | 'READY';
-    getEncryptionKey: 'TRY_AGAIN';
-    hasAndroidEncryptionKey: never;
-    store:
-      | 'KEY_RECEIVED'
-      | 'READY'
-      | 'done.invoke.store.resettingStorage:invocation[0]';
-  };
-  matchesStates:
-    | 'checkEncryptionKey'
-    | 'checkStorageInitialisation'
-    | 'failedReadingKey'
-    | 'generatingEncryptionKey'
-    | 'gettingEncryptionKey'
-    | 'ready'
-    | 'resettingStorage';
-  tags: never;
-}
--- a/shared/cryptoutil/cryptoUtil.ts
+++ b/shared/cryptoutil/cryptoUtil.ts
@@ -18,6 +18,11 @@ export function generateKeys(): Promise<KeyPair> {
  return Promise.resolve(RSA.generateKeys(4096));
 }

+/**
+ * isCustomKeystore is a cached check of existence of a hardware keystore.
+ */
+export const isHardwareKeystoreExists = isCustomSecureKeystore();
+
 export async function getJwt(
  privateKey: string,
  individualId: string,
@@ -70,7 +75,7 @@ export async function createSignature(
 ) {
  let signature64;

-  if (!isCustomSecureKeystore()) {
+  if (!isHardwareKeystoreExists) {
    const key = forge.pki.privateKeyFromPem(privateKey);
    const md = forge.md.sha256.create();
    md.update(preHash, 'utf8');
@@ -98,7 +103,13 @@ export function encodeB64(str: string) {
  return replaceCharactersInB64(encodedB64);
 }

-export function isCustomSecureKeystore() {
+/**
+ * DO NOT USE DIRECTLY and/or REPEATEDLY in application lifeycle.
+ *
+ * This can make a call to the Android native layer hence taking up more time,
+ *  use the isCustomKeystore constant in the app lifeycle instead.
+ */
+function isCustomSecureKeystore() {
  return !isIOS() ? SecureKeystore.deviceSupportsHardware() : false;
 }

@@ -112,7 +123,7 @@ export interface WalletBindingResponse {
 export async function clear() {
  try {
    console.log('clearing entire storage');
-    if (isCustomSecureKeystore()) {
+    if (isHardwareKeystoreExists) {
      SecureKeystore.clearKeys();
    }
    await Storage.clear();
@@ -131,7 +142,7 @@ export async function encryptJson(
    return JSON.stringify(data);
  }

-  if (!isCustomSecureKeystore()) {
+  if (!isHardwareKeystoreExists) {
    return CryptoJS.AES.encrypt(data, encryptionKey).toString();
  }
  return await SecureKeystore.encryptData(ENCRYPTION_ID, data);
@@ -147,7 +158,7 @@ export async function decryptJson(
      return JSON.parse(encryptedData);
    }

-    if (!isCustomSecureKeystore()) {
+    if (!isHardwareKeystoreExists) {
      return CryptoJS.AES.decrypt(encryptedData, encryptionKey).toString(
        CryptoJS.enc.Utf8,
      );
--- a/shared/storage.ts
+++ b/shared/storage.ts
@@ -11,7 +11,7 @@ import {
  decryptJson,
  encryptJson,
  HMAC_ALIAS,
-  isCustomSecureKeystore,
+  isHardwareKeystoreExists,
 } from './cryptoutil/cryptoUtil';
 import {VCMetadata} from './VCMetadata';
 import {ENOENT, getItem} from '../machines/store';
@@ -30,7 +30,7 @@ async function generateHmac(
  encryptionKey: string,
  data: string,
 ): Promise<string> {
-  if (!isCustomSecureKeystore()) {
+  if (!isHardwareKeystoreExists) {
    return CryptoJS.HmacSHA256(encryptionKey, data).toString();
  }
  return await SecureKeystore.generateHmacSha(HMAC_ALIAS, data);
--- a/shared/telemetry/TelemetryUtils.js
+++ b/shared/telemetry/TelemetryUtils.js
@@ -11,7 +11,7 @@ import {
 } from '../GlobalVariables';
 import {OBSRV_HOST} from 'react-native-dotenv';
 import DeviceInfo from 'react-native-device-info';
-import {isCustomSecureKeystore} from '../cryptoutil/cryptoUtil';
+import {isHardwareKeystoreExists} from '../cryptoutil/cryptoUtil';
 import * as RNLocalize from 'react-native-localize';

 export function sendStartEvent(data) {
@@ -124,7 +124,7 @@ export function getAppInfoEventData() {
    osName: DeviceInfo.getSystemName(),
    osVersion: DeviceInfo.getSystemVersion(),
    osApiLevel: Platform.Version.toString(),
-    isHardwareKeystoreSupported: isCustomSecureKeystore(),
+    isHardwareKeystoreSupported: isHardwareKeystoreExists,
    dateTime: new Date().getTime(),
    zone: RNLocalize.getTimeZone(),
    offset: new Date().getTimezoneOffset() * 60 * 1000,