TY  - GEN
AU  - Stallings,William
TI  - Cryptography and Network Security : : priciples and practice 
SN  - 9780137056323
U1  - 005.8 22
PY  - 2011///
CY  - Upper Saddle River
PB  - Pearson
KW  - Computer networks
KW  - Security measures
KW  - Data encrypton (computer science)
KW  - Coding theory
KW  - Computer security
N1  - Includes bibliographical references and index
ER  -