TY - BOOK AU - DOUGLAS R STINSON TI - CRYPTOGRAPHY THEORY AND PRACTICE SN - 9781584885085 U1 - 005.8 P6 STI PY - 2006/// PB - CRC PRESS KW - DATA SECURITY [ Ciphers, Computer Viruses, Trojan Horses, Worms, Data Backup and Recovery, Computer Security, Network Security] ER -