A Conversation for Modern Cryptography - Methods and Uses

"The Code Book"

Post 1

Al Johnston

By Simon Schama gives an enjoyable history of this subject, complete with examples to try...

smiley - devilsmiley - pirate

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"The Code Book"

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"The Hitchhiker's Guide to the Galaxy is a wholly remarkable book. It has been compiled and recompiled many times and under many different editorships. It contains contributions from countless numbers of travellers and researchers."

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