00541nam 2229593 450000100060000000300230000600500090002900800410003808200100007907200360008902000180012510000240014326000390016725000060020624500260021265000360023865000450027465000300031929593StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a005.8 abasic encryption and decryption a0-13-185794-0 acharles p. pfleeger bprentice hall international c1997 a8 asecurity in computing abasic encryption and decryption ais there a security problem in computing asecure encryption systems