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Article #1275

Re: Letter Frequency

#1275
From: Haakon Styri
Date: Thu, 15 Oct 1992 09:41
15 lines
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In article <1big1qINNrnq@matt.ksu.ksu.edu>, holland@matt.ksu.ksu.edu (Rich Holland) writes:
|> I'm in dire need of a letter frequency chart for the English language.  I
|> remember as a kid reading books on basic cryptanalysis and seeing these
|> charts of the most frequently used letter (like "E" is most often used,
|> then "S" or "R" or something, etc).  I don't remember the order, but now
|> I need it.  Anyone got a copy of a table of something like this online?
|> 
|> If not, got a source where I can go look it up quick?

Have a look in Pfleeger's _Security in Computing_ (Prentice-Hall, 1989).
Table 2.1 (page 31) lists letter frequency distributions, and table 2.8
(page 52) gives frequencies of digrams English.

---
Haakon Styri
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From: styri@hal.nta.no (Haakon Styri)
Subject: Re: Letter Frequency
Message-ID: <1992Oct15.094142.2636@nntp.nta.no>
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Date: Thu, 15 Oct 92 09:41:42 GMT