Re: How about MD5(NewHash(DATA))?

From: Timoleon (timoleon_at_gmail.com)
Date: 10/31/04 

Date: Sun, 31 Oct 2004 16:14:18 GMT

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Tom St Denis wrote:
| Paul Rubin wrote:
|
|> Tom St Denis <tomstdenis@iahu.ca> writes:
|>
|>> Why would you think MD5 o MD5 would be stronger than MD5 [supposedly
|>> against finding collisions, though you could have meant against
|>> inversion]
|>
|>
|>
|> Read Krawczyk's paper about HMAC :).
|
|
| MD5 o MD5 isn't a good HMAC either. And in fact the reason for the
| double hash in HMAC has **NOTHING** todo with making the hash stronger.
| It's to make the MAC stronger.
|
| The trick is ... I **HAVE** read the hmac paper.
|
| Tom

Tom, you're just not that bright... :)
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