TY  - BOOK
AU  - Stallings,William
TI  - Cryptography and network security: principles and practice 
SN  - 9789332585225
U1  - 005.82 23
PY  - 2017///, [Impression 2022]
CY  - Uttar Pradesh
PB  - Pearson India
KW  - Computer networks
KW  - Security measures
KW  - Data encryption (Computer science)
ER  -