13 Dec
2008
13 Dec
'08
3:45 p.m.
Aaron Griffin schrieb:
Forcing md5sum collisions requires arbitrary null padding. tar can (I think) support this, but not if it's compressed. You can't arbitrarily put nulls in the middle of a gzip'd stream...
You can put arbitrary data at the end of a gzip archive. This has been used here: http://web.archive.org/web/20011212144451/fatphil.org/maths/illegal1.html