Handouts

• Transparencies from June 27, 2006
• Transparencies from June 28, 2006
• Alberti's Cipher Wheel
• Warmup Exercises (July 3, 2006)
• Shift Ciphers and Modular Arithmetic (July 5, 2006)
• Affine Ciphers, Decimation Ciphers, and Modular Arithmetic (July 5, 2006)
• Monoalphabetic Substitutions (July 5, 2006)
• Cryptanalysis of Monoalphabetic Substitutions (July 5, 2006)
• Warmup Exercises (July 6, 2006)
• Transposition Ciphers (July 6, 2006 - Corrected Version)
• Review for Prelim #1
• Warmup Exercises with Solutions (July 12, 2006)
• The Friedman and Kasiski Tests (July 13, 2006)
• Vigenère Keyword Cipher (July 14, 2006)
• Warmup Exercises (July 18, 2006)
• Warmup Exercises (July 20, 2006)
• Binary One-Time Pad (July 20, 2006)
• Feedback Shift Registers (July 21, 2006)
• Review for Prelim #2
• PRIMES is in P (July 26, 2006)
• Bézout's Identity (July 28, 2006)
• Basic Internet Security (August 2, 2006)
• The "ENIGMA in ACTION" video (August 2, 2006)
• Paper Enigma Machine (August 3, 2006)
• The Theoretically Possible Number of Enigma Configurations (August 3, 2006)
• Review for Final Exam

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Michael's Home Page * Cornell Mathematics Department
Michael Kozdron
August 4, 2006