TY  - BOOK
AU  - Stallings,William
TI  - Cryptography and network security: principles and practice 
SN  - 8177587749, 8177587746 :
AV  - TK5105.59 .S73 2006
PY  - 2006///
CY  - New Delhi
PB  - Pearson Educ.
KW  - Computer networks
KW  - Security measures
KW  - Cryptography
ER  -