TY  - BOOK
AU  - Shyamala, C K
AU  - Shyamala, C K
TI  - Cryptography and security
SN  - 9788126522859
U1  - 005.82 SHY/HAR 
PY  - 2011///
CY  - New Delhi
PB  - Wiley
KW  - COMPUTER SCIENCE AND ENGINEERING
ER  -