From: Fredrik Skolmli Date: Tue, 29 Apr 2008 20:50:31 GMT Subject: Re: About git and the use of SHA-1 Message-ID: <20080429205031.GA14547@frsk.net> In-Reply-To: <7f9d599f0804291331v2f44bee1y29c1580d68a3107a@mail.gmail.com> On Tue, Apr 29, 2008 at 01:31:51PM -0700, Geoffrey Irving wrote: > I sincerely hope that pdf/postscript don't allow the internal > rendering code to branch based on the current date. That would be an > absurd security hole, and would indeed make you entirely correct. If > you actually know that it is possible to write that in postscript, I > would very much want to see an example. Have a look at * http://th.informatik.uni-mannheim.de/People/Lucks/HashCollisions/letter_of_rec.ps vs * http://th.informatik.uni-mannheim.de/People/Lucks/HashCollisions/order.ps both found on a website[1] already mentioned[2] in this thread. :-) [1]: http://th.informatik.uni-mannheim.de/People/Lucks/HashCollisions/ [2]: http://marc.info/?l=git&m=120949349923584&w=2 - F -- Regards, Fredrik Skolmli