Cryptography Basic Components

Cryptography Basic Components

1. Ciphers

   • Substitution
   • Polyalphabetic
   • Transposition

2. Block Ciphers

   • Advanced Encryption standard (AES)
   • Tirple Digital Encryption Standard (3DES)
   • Blowfish
   • Digital Encryption Standard (DES)
   • International Data Encryption Algorithm (IDEA)

3. Stream cipher

4. Symmetric and Asymmetric Agorithms

   • Symmetric
     • DES
     • 3DES
     • AES
     • IDEA
     • RC2,RC4,RC5,RC6
     • Blowfish
   • Asymetric
     • RSA
     • DH
     • ELGAMAL
     • DSA
     • ECC

5. HASHES

   • Message Digest 5 (MD5) 128-bits
   • Secure Hash Algorith 1 (SHA-1) 160-bits
   • Secure Hash Algorithm 2 (SHA-2) 224-512bits
   • Hashed Message Autentication Code (HMAC)

6. Digital Signatures

7. Key management

8. CHARPER 5 FUNDAMENTALS OF VPN TECHNOLOGY AND CRYPTOGRAPHY