TY  - BOOK
AU  - Stallings,Williams
TI  - Cryptography and network security principles and practice
SN  - 8178089025
U1  - 652 22
PY  - 2003///
CY  - Singapore
PB  - Pearson
KW  - Classical encryption techniques
N1  - Includes bibliographical references (p. 657-669) and index; Dept. of CSE
ER  -