Date: Tue, 2 Nov 2021 11:23:50 -0500 From: Josh Bressers <josh@...ss.net> To: oss-security@...ts.openwall.com Subject: Re: Trojan Source Attacks On Tue, Nov 2, 2021 at 10:56 AM David A. Wheeler <dwheeler@...eeler.com> wrote: > > However, I think it’s important to realize this is a special case of > “underhanded code” aka “underhanded source code” aka “maliciously > misleading code”. Underhanded code is source code crafted so that the > source code looks like it does one thing to human reviewers, but it > actually does something else. Homoglyphs are a common mechanism of attack > (e.g., 1/l or O/0), as are misleading indentation, etc. > > The first reference I can find to underhanded code is the 2004 Obfuscated > V Contest (http://graphics.stanford.edu/~danielh/vote/vote.html) created > by Daniel Horn. > > You could argue the obfuscated C contest is related, that goes back to 1984. https://www.ioccc.org/years.html#1984 -- Josh
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