TY  - BOOK
AU  - Forouzan, Behrouz, A and Mukhopadhyay, Debdeep 
TI  - Cryptography and network security 
SN  - 9789339220945
U1  - 004.65 FOR  
PY  - 2017///
CY  - Mcgraw hill book company 
PB  - New Delhi 
KW  - Network security
ER  -