TY  - BOOK
AU  - Stallings, William 
TI  - Cryptography and network security : :principles and practice 
SN  - 9789332585225
U1  - 005.82 
PY  - 2017///
CY  - India 
PB  - Pearson 
KW  - Network Security
KW  - Cryptography
KW  - Computer network
ER  -