Re: Re: Performance: MD4 vs MD5

----- Original Message -----
From: Bryan O'Sullivan
Sent: 4/25/2003 10:49:55 AM
To: phy@wanadoo.nl
Cc: dev@subversion.tigris.org
Subject: Re: Performance: MD4 vs MD5

> On Fri, 2003-04-25 at 10:39, Sander Roobol wrote:
> > This is what RFC 1321 (MD5 Message-Digest Algorithm) says:
>
> Your data are *extremely* old. The problem with MD4 is that it's easy
> to generate collisions, to the point where it's likely to be a practical
> concern for a repository storing a fairly large number of files. That
> trumps any performance concerns.

Where did you read that collisions with MD4 are that frequent?
I'm aware of cryptographic attacks against the first few rounds
but do not recall reading _anything_ that states MD4's collision
rate is that low.

How about posting a source to backup that claim?

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Received on Fri Apr 25 22:10:57 2003