00383nam a2200133 a 450000500170000000800410001702000180005804100080007608200110008410000200009524500520011526400600016730000220022720260717093343.0260717s2022    ii            000 0 eng d  a9780821848500  aeng04a005.821 ashchenko, V. V.10aCryptography an Introduction /cshchenko, V. V. 1aProvidence, RI :bAmerican Mathematical Society,c2022.  aix, 229 p. 24 cm.