TY  - BOOK
AU  - Gupta, Sunil 
TI  - Digital security: Concepts and cases
SN  - 8178811790
U1  - 005.8 GUP/D 
PY  - 2004///
CY  - Hyderabad
PB  - ICFAI University Press
KW  - AUTHENTICATION
KW  - DIGITAL SECURITY
ER  -