[rc5] Enigma and Purple (was Re: One Time Pad)

UG ug at unixgeek.com
Wed Oct 29 07:54:39 EST 1997


Eric Gindrup writes:


>         Enigma was broken initially through exhaustive (mostly manual) 
>      search and then "human factors" were used to continue decoding.  In 
>      particular, individual operators had habits in selecting "key phrases" 
>      that could be used to (with very high accuracy) predict a new 
>      encryption key.

Not to mention that some german words are so *damned* long and common, and
certain commanders used a stock greeting in every message.


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All language designers are arrogant. Goes with the territory... --Larry
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