First Page | Document Content | |
---|---|---|
![]() Date: 2010-08-13 11:59:35Transposition cipher Vigenère cipher Polyalphabetic cipher Cryptanalysis Enigma machine Rotor machine Classical cipher Cryptography Substitution cipher Cipher | Source URL: www.nsa.govDownload Document from Source WebsiteFile Size: 1,93 MBShare Document on Facebook |