Cryptographic Systems

Cryptographic Systems

1. Cryptographic Services

   • Cryptography
     • Cipher Methods
       • Scytale
       • Caesar Cipher
       • Vigenère Cipher
       • Enigma Machine
     • Algorithm Cipher
       • Transposition
       • Substitution
       • One-time Pad
   • Cryptanalysis
     • Methods for Cracking Code
       • Brute-force
       • Ciphertext
       • Known-Plaintext
       • Chosen-Plaintext
       • Chosen-Ciphertext
       • Meet-in-the-Middle
   • Cryptology
     • Cryptography + Cryptanalysis

2. Integrity

   • MD5
   • SHA-1
   • SHA-2

3. Authenticity

   • HMAC
     • HMAC-MD5
     • HMAC-SHA-1

4. KEYS

   • Symmetric keys
   • Asymmetric keys
   • Digital signatures
   • Hash keys

5. Confidentiality

   • Encryption
     • Symmetric
     • Asymmetric