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Nihilist Cipher

Nihilist Cipher. History. Dates back to late 19 th century, early 21 st Used by nihilists in Russia against czarist regime. Implementation. 6x6 Square Follows keyword format Requires two keywords. Implementation. Cryptanalysis. Can be attacked similarly to the Vigenere cipher

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Nihilist Cipher

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  1. Nihilist Cipher

  2. History • Dates back to late 19th century, early 21st • Used by nihilists in Russia against czarist regime

  3. Implementation • 6x6 Square • Follows keyword format • Requires two keywords

  4. Implementation

  5. Cryptanalysis • Can be attacked similarly to the Vigenere cipher • Uses normal addition • Keyword analyzation • Same keyword is used for encryption & decryption • Distribution relevant to vowels • Diagram/Trigram frequency analysis

  6. Bibliography • http://www.animal.ahrgr.de/showAnimationDetails.php3?lang=en&anim=215 • Nihilist cipher. (2007, April 24). In Wikipedia, The Free Encyclopedia. Retrieved 11:32, September 20, 2007, from http://en.wikipedia.org/w/index.php?title=Nihilist_cipher&oldid=125516929 • http://university.cyberarmy.net/kb/tiki-print.php?page=russian%20cipher%201 • http://webopedia.com/TERM/S/symetric_encryption.html

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