Cryptography systems/common key cipher systems

Code No
Skill Category No: 
7
Skill No: 
1
Topic No: 
2
Level: 
II
Objective: 

Introducing the symmetric key encryption, knowing its basic concepts, features, advantages and disadvantages, understanding its mechanisms

  • Introduction
  • Pseudorandom bits and sequences
  • Stream ciphers
    •  Feedback shift registers
    •  Stream ciphers based on LFSRs
    •  Other stream ciphers
  •  Block ciphers
    •  Classical ciphers and historical development
    •  DES and AES
    •  RC5, IDEA and other block ciphers
  •  Some known attacks