TY  - BOOK
AU  - Stallings,William
TI  - Cryptography and network security: principles and practice 
SN  - 9780137056323
U1  - 005.8 21
PY  - 2011///
CY  - Upper Saddle River, N.J.
PB  - Pearson/Prentice Hall
KW  - Computer networks
KW  - Security measures
KW  - Data encryption (Computer science)
KW  - Coding theory
KW  - Computer security
N1  - Includes bibliographical references and index
ER  -