TY  - BOOK
AU  - Stallings, William
TI  - Cryptography and network Security: principles and practice
SN  - 9789332518773
U1  - 005.82 STA 
PY  - 2014///
CY  - New Delhi
PB  - Pearson
KW  - Cryptography
KW  - Network security
KW  - Data security
KW  - Information security
ER  -