TY  - BOOK
AU  - Umarani,C.
AU  - Kannan,S.
TI  - Network security controls
SN  - 9789387102859
U1  - E 005.8 23rd ed.
PY  - 2018///
CY  - Madurai
PB  - Shanlax pub.
KW  - Computer networks
KW  - Security meassures
ER  -