TY  - BOOK
TI  - Networking security
SN  - 9781680954081
U1  - 005.8 
PY  - 2017///]
CY  -  USA
PB  -  3G E-Learning LLC
KW  - Computer networks
KW  -  Security measures
KW  - Computer security.     
N1  - 000-099
ER  -