TY  - BOOK
AU  - KAUFMAN C. & PERLMAN R. & SPECINER M.
TI  - NETWORK SECURITY : PRIVATE COMMUNICATION IN A PUBLIC WORLD
SN  - 0008120322134
U1  - 005.8 
PB  - NEW DELHI : PRINTICE HALL
KW  - DATA SECURITY : COMPUTER NETWORKS : DATA COMMUNICATION
ER  -