[Edu-sig] Cryptonomicon

Dustin Mitchell dustin@cs.uchicago.edu
Mon, 20 Nov 2000 10:10:01 -0600 (CST)


On Mon, 20 Nov 2000, Kirby Urner wrote:

> Also fun would be to take some clubhouse crypto texts and 
> crack them.  Although permuting the 26 uppercase letters 
> yields 403,291,461,126,605,635,584,000,000 possible 
> arrangements (looks impressive), if we know the plaintext 
> is in English, then we can always apply some valuable clues, 
> e.g. letter frequency, in descending order, tends towards 
> ETAOINSHRDLU, plus we have commonly occuring letter combos, 
> like ET EA OU.

I thought that was 'RSTLNE'..

Dustin

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