TY  - BOOK
AU  - Stallings,William
TI  - Network security essentials : : applications and standards / 
SN  - 9789352866601
U1  - 005.8 
PY  - 2020///.
CY  - New Delhi : 
PB  - Pearson India Education Services Pvt. Ltd., 
KW  - Computer security
KW  - Computer networks--Security measures
N1  - Includes bibliographical references and index.
ER  -