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Security bug in binary computation with SPDZ(2k).

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This commit is contained in:
Marcel Keller
2020-10-13 18:11:09 +11:00
parent 232477bc8f
commit bd3366a0bb
2 changed files with 5 additions and 0 deletions
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3
Processor/Machine.hpp
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@@ -37,6 +37,7 @@ Machine<sint, sgf2n>::Machine(int my_number, Names& playerNames,
// Set up the fields
sgf2n::clear::init_field(lg2);
sint::clear::read_or_generate_setup(prep_dir_prefix<sint>(), opts);
sint::bit_type::mac_key_type::init_field();
// make directory for outputs if necessary
mkdir_p(PREP_DIR);
@@ -50,6 +51,8 @@ Machine<sint, sgf2n>::Machine(int my_number, Names& playerNames,
sint::read_or_generate_mac_key(prep_dir_prefix<sint>(), N, alphapi);
sgf2n::read_or_generate_mac_key(prep_dir_prefix<sgf2n>(), N, alpha2i);
sint::bit_type::part_type::read_or_generate_mac_key(
prep_dir_prefix<typename sint::bit_type>(), N, alphabi);
#ifdef DEBUG_MAC
cerr << "MAC Key p = " << alphapi << endl;