TY  - BOOK
AU  - Stallings William 
TI  - Cryptography and Network Security Principles and Practice
SN  - 9789332585225
U1  - 621.391:681.3 STA 
PY  - 2023///
CY  - New Delhi
PB  - Pearson Education
KW  - Cryptography and Network Security
ER  -