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Milter-greylist

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Re: [milter-greylist] Re: is this a DoS?

2004-06-01 by Emmanuel Dreyfus

On Tue, Jun 01, 2004 at 05:19:05PM +0200, Cyril Guibourg wrote:
> Agree with that. Btw, with MD5 you know that whatever the adress length
> is, the room needed to store the hash is 33 bytes. Even if evil people
> try to DoS milter-greylist with very long address they will not hurt
> much more then with small length ones.

You didn't understand the problem of MD5 and regex
I send amail, rcpt <foobarbuz@...>
It gets through a MD5 hash: ad71c6bc1d51a4be31aaddd7ce5c7ac3

Then you want to match this against /.*@example\.com/ How do you immagine that?


-- 
Emmanuel Dreyfus
manu@...

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