CS409: Cryptography

Upon successful completion of this unit, students will be able to:

• Define, use, and effectively attack classical ciphers such as the ADFGVX, Affine, Beaufort, Bifid, Caesar, Columnar Transposition, Four-Square, Hill, Playfair, Polybius Square, Rail-fence, Simple Substitution, Straddle Checkerboard, Vigenere, and Autokey ciphers.
• Explain the workings of mechanical ciphers Enigma and Lorenz.