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Re: [saag] [Cfrg] Further MD5 breaks: Creating a rogue CAcertificate

"Timothy J. Miller" <tmiller@mitre.org> Wed, 07 January 2009 06:35 UTC

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Date: Mon, 05 Jan 2009 08:10:49 -0600
From: "Timothy J. Miller" <tmiller@mitre.org>
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To: Ben Laurie <ben@links.org>
References: <495BA5E9.8040305@pobox.com> <E1LILYj-00066V-WE@wintermute01.cs.auckland.ac.nz> <1b587cab0901010706j6e8cd2f8pf23345660a4825a5@mail.gmail.com><p06240824c582ab4501d1@[10.20.30.158]> <495D0100.6000200@links.org> <FAD1CF17F2A45B43ADE04E140BA83D489365F1@scygexch1.cygnacom.com> <495D1C0A.2080105@links.org>
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Subject: Re: [saag] [Cfrg] Further MD5 breaks: Creating a rogue CAcertificate
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Ben Laurie wrote:

> I am not suggesting that we should fix X.509, I am pointing out, in my
> own roundabout way, that X.509 certs are supposed to have a canonical
> form. But it seems they do not.

That was last month's major discussion on PKIX.  The upshot: there's no 
canonical form other than what's in memory.

-- Tim


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