MD5 and SHA cracked/broken...
Mon Sep 13 05:11:11 CEST 2004
Sam Holden <sholden at flexal.cs.usyd.edu.au> writes:
> Creating a collision between a "useful" file which people can
> examine and use and a "trojan" file which does "bad things" is
> significantly more difficult than creating two files whose
> MD5 sums collide but whose contents are essentially "random".
Of course it's not. Just have a block of random-looking data
somewhere in the file, like in a bitmap image or something. Who's
going to notice, if the bitmap doesn't actually get displayed?
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