[24352] in Cypherpunks

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Re: hiding strings in binaries

daemon@ATHENA.MIT.EDU (Dan Fain)
Tue Dec 20 01:17:45 1994

To: mlist-cypherpunks@nntp-server.caltech.edu
From: fain@tyto.etho.caltech.edu (Dan Fain)
Date: 20 Dec 1994 05:58:11 GMT
Reply-To: fain@cyboscine.etho.caltech.edu
In-Reply-To: elton@sybase.com's message of Mon, 19 Dec 94 18:31:56 PST


> I gather that this was one of the entries in the "obfuscated 'C'"
> programming contests that used to be held some years ago.  (Are they
> still held?)

I don't know if they're still held, but for a history of the contest
from 1984-1991, see Libes, Don.  _Obfuscated C and Other Mysteries_.
New York: Wiley, 1993.  Many of the programs use Rot-13 encryption.
The book describes some generally applicable principles of obfuscation.

A "Twelve Days of Christmas" program was the winner of the 1988 "Least
Likely to Compile Successfully" award.

Dan Fain
Caltech

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