Network Security
ch02
1. Classical encryption techniques 2. Block ciphers and the data encryption standard 3. Basic concepts in number theory and finite fields 4. Advanced.
Network Security Essentials Chapter 2 Fourth Edition by William Stallings (Based on Lecture slides by Lawrie Brown)
Ch02
Cipher techniques
Ch02...1
Cryptography & network security
cryptanalysis
Guha Cryptography8!6!04
Classical Encryption Techniques in cryptography and network security
1 Cryptography and Network Security Third Edition by William Stallings Lecture slides by Lawrie Brown [Changed by Somesh Jha]