Crypto Systems Save

Crypto-systems

This repository contains the python codes for:

• Playfair substitution cipher
  • Encryption
  • Decryption
  • Reference_1
  • Reference_2
  • Reference_3
  • Reference_4
• Vigenere substitution cipher
  • Encryption
  • Decryption
  • Reference_1
  • Reference_2
• Hill substitution cipher
  • Encryption
  • Decryption
• Caeser substitution cipher
  • Encryption
  • Decryption
• Rail Fence transposition cipher
  • Encryption
  • Decryption
• Vernam substitution cipher
  • Encryption
  • Decryption
• Columnar transposition cipher
  • Encryption
  • Decryption
• DES (Data Encryption Standard)
  • Encryption
  • Decryption
  • Reference
• AES (Advanced Encryption Standard)
  • Encryption
  • Decryption
  • Reference
• Elgamel Crypto system
  • Encryption
  • Decryption
  • Reference_1
  • Reference_2
• RSA (Rivest–Shamir–Adleman)
  • Encryption
  • Decryption
  • Reference_1
  • Reference_2
• Diffie-Hellman Key exchange algorithm
  • Code
  • Reference_1
  • Reference_2
  • Reference_3
• Man In The Middle Attack Simulation
  • Code
  • Reference_1
  • Reference_2
  • Reference_3
• Digital Signature Algorithm
  • Code
  • Reference_1
  • Reference_2
• Elliptic curve cryptography
  • Encryption
  • Decryption
• Message Authenticaiton Code with SHA-1
  • Code
• Blowfish Algorithm
  • Code
  • Reference_1
  • Reference_2
  • Reference_3
  • Reference_4
• Statistical attack
  • Code
• Euclidean algorithm for GCD calculation
  • Code
• Extended Euclidean algorithm for modular multiplicative inverse calculation
  • Code
• Chinese remainder theorem for set of modular equations
  • Code

Hope you like it :smiley::smiley: !!!