TY  - BOOK
AU  - Gupta,Prakash C.
TI  - Criptography and network security
SN  - 9788120350458
U1  - 005.82 GUP/C 23
PY  - 2015///
CY  - New Delhi
PB  - PHI Learning Private Limited, 
KW  - COMPUTER NETWORKS-SECURITY MEASURES
N1  - Includes glossary and index
ER  -