TY  - BOOK
AU  - STALLINGS, WILLIAM
TI  - CRYPTOGRAPHY AND NETWORK SECURITY: RRINCIPLES AND PRACTICE
SN  - 9788131761663
U1  - 005.82 
PY  - 2011///
PY  - 2012///
CY  - NEW DELHI
PB  - PEARSON
KW  -  NETWORK SECURITY
ER  -