phc-discussions - Re: [PHC] omegacrypt and timing

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 for Android: free password hash cracker in your pocket

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

Message-ID: <5419C221.9010100@bindshell.nl>
Date: Wed, 17 Sep 2014 10:17:21 -0700
From: epixoip <epixoip@...dshell.nl>
To: discussions@...sword-hashing.net
Subject: Re: [PHC] omegacrypt and timing

On 9/17/2014 9:59 AM, Brandon Enright wrote:
> Obviously I think the conventional wisdom that data-dependant branching
> is a no-no is wrong.

I've never heard that this was a no-no in the context of password
hashing. On the contrary, data-dependent branching is something that has
been considered highly desireable in password hashing, but viewed as
difficult to implement in a way where it is actually effective.