full-disclosure - Re: Month of Random Hashes: DAY THREE

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20070616175905.13DE.0@paddy.troja.mff.cuni.cz>
Date: Sat, 16 Jun 2007 18:06:38 +0200 (CEST)
From: Pavel Kankovsky <peak@...o.troja.mff.cuni.cz>
To: full-disclosure@...ts.grok.org.uk
Subject: Re: Month of Random Hashes: DAY THREE

On Fri, 15 Jun 2007, Brian Dessent wrote:

> But this new composite-hash function still has an infinite number of
> inputs and a finite number of outputs, just like any other hash
> function.  And thus for any one particular output value there are still
> an infinite number of corresponding inputs.

No. There has to be at least one output having an infinite number of
corresponding inputs but this does not have to hold for all output values.

--Pavel Kankovsky aka Peak  [ Boycott Microsoft--http://www.vcnet.com/bms ]
"Resistance is futile. Open your source code and prepare for assimilation."

_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/