TY JOUR TI Deniable-encryption Methods Based on Block Ciphers KW cryptography KW denied encryption KW pseudo-probabilistic encryption KW symmetric encryption KW block ciphers KW probabilistic encryption KW cryptogram JO Intellectual Technologies on Transport AU Moldovyan, A.A. AU Tatchina, Y.A. PY 2018 IS PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"