TY  - BOOK
AU  - Barrett, Diane
AU  - Hausman, Kirk
AU  - Weiss, Martin
TI  - CompTIA security+
SN  - 9788131758038
U1  - 005.8 BAR/C 
PY  - 2009///
CY  - New Delhi
PB  - Pearson Education
KW  - CRYPTOGRAPHY
KW  - SYSTEM SECURITY
ER  -