Findings:

• Block cipher
• Permutation cipher
• Hill cipher
• running key cipher
• Ideal cipher model
• Keyword substitution cipher
• Bacon Cipher
• block cipher cryptanalysis
• null cipher
• random key substitution cipher
• cipher (user)
• ERIKO-CHAN cipher
• Turning grill transposition cipher
• self-synchronizing stream cipher
• Additive Stream Ciphers
• synchronous stream cipher
• Stream Cipher
• Simon Singh's Code Book Cipher Challenge Cracked
• Lorenz cipher
• No Tail Rotor
• rotor arm
• helicopter rotor
• Ro-tor
• Savonius rotor
• brake rotor
• distributor rotor
• rotor
• M209 Cipher Machine
• Dorabella Cipher
• rail fence cipher
• VIC cipher
• bifid cipher
• ADFGVX cipher
• Nihilist cipher
• Caesar shift cipher
• transposition cipher
• polyalphabetic substitution cipher
• homophonic substitution cipher
• simple substitution cipher
• monoalphabetic substitution cipher
• substitution cipher
• cipher text
• Playfair Cipher
• Soviet Espionage Cipher
• atbash cipher
• Caesar's Cipher
• The Beale ciphers
• Hash Cipher
• Pigpen Cipher
• hybrid cryptosystem
• cipher
• mechanical cipher system
• symmetric cipher
• asymmetric cipher
• cipher alphabet

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