TY  - BOOK
AU  - Shyamala, C.K
AU  - Harini, N
AU  - Padmanabhan, T R
TI  - Cryptography and security
SN  - 9788126522859
U1  - 005.82 SHY/C 
PY  - 2011///
CY  - New Delhi
PB  - Wiley
KW  - NETWORK SECURITY
KW  - SYSTEM SECURITY
ER  -