Serious about cryptanalysis? Learn a programming language!

June 30, 2009
Example of cryptanalytic program written in Perl

Cryptanalytic program written in Perl

I’ve been a computer programmer since the early 70’s, about the time I became enamoured with cryptanalysis.  Writing computer programs to aid my cryptanalytic research has been invaluable to me throughout this entire period.  Sure, I have spent delectable hours solving ACA-type cryptograms by hand.  When I worked on more serious ciphers in university, however, computers have always been invaluable and time-saving. Read the rest of this entry »

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Announcing the Chaocipher Clearing House

February 27, 2009

Since my early teens (back in the early 70’s) I’ve been fascinated by the art and science of cryptography and cryptanalysis.  It was in David Kahn’s magnum opus “The Codebreakers” that I was first introduced to the Chaocipher. Read the rest of this entry »