#2.1 Definitions #2.2 Cryptanalysis and Brute Cryptanalysis and Brute-Force Attacks Force Attacks #2.3 Caesar Cipher #2.4 Monoalphabetic Ciphers #2.5 Polyalphabetic Ciphers #2.6 Rail Fence Cipher #2.7 Row Transposition Cipher

#3.1 Stream Cipher #3.2 Feistel Cipher #3.3 Data Encryption Standard (DES)

#4.1 Asymmetric Encryption #4.2 Conventional and Public-Key Encryption #4.3 Applications for Public-Key Cryptosystems #4.4 Requirements of Public-Key Cryptograph #4.5 RSA Processing of Multiple Blocks #4.6 Diffie-Hellman #4.7 ElGamal Cryptography

#5.1 RSA #5.2 Hash Functions-1 #5.3 Hash Functions-2 #5.4 Two Simple Hash Functions #5.5 Requirements for MACs

#6.1 Digital Signature #6.2 Remote User-Authentication Principles

#7.1 Electronic Mail Security

#8.1 Caesar’s Cipher #8.2 Vignere Cipher #8.3 Rail Fence Cipher #8.4 Vigenère Cipher -مهم #8.5 RSA #8.6 secrecy or authentication #8.7 decide whether the system maintains #8.8 true or false #8.9 true or false #8.10 Diffie-Hellman #8.11 ElGamal Cryptography #8.12 Caeser-سوال اختبار

#9.1 Lab1 #9.2 Lab3 #9.3 Lab4 #9.4 Lab5

#10.1 wireless security