100-year-old Double Transposition Cipher Cracked (webcache.googleusercontent.com) 9 points by sep 12y ago ↗ HN
[–] mooism2 12y ago ↗ In case, like me, you didn't understand the algorithm description n the text: http://en.wikipedia.org/wiki/Double_transposition_cipher [–] sep 12y ago ↗ Also an example of single transposition: http://crypto.interactive-maths.com/columnar-transposition-c...
[–] sep 12y ago ↗ Also an example of single transposition: http://crypto.interactive-maths.com/columnar-transposition-c...
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