Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Tue, 20 Oct 2015 01:37:04 -0400
From: Daniel Kahn Gillmor <>
To: Kurt Seifried <>, oss-security <>
Cc: Seth Arnold <>
Subject: Re: Prime example of a can of worms

On Tue 2015-10-20 00:16:19 -0400, Kurt Seifried wrote:
> So it occurs to me that we have no corpus of data on Diffie Helman primes.
> With this in mind I would like to create one. Openssl command line can
> easily create them, using either the 2 (default) or 5 generator (explained
> at
> )
> For example the following code:
> #!/bin/bash
> for i in `seq 1 100`;
> do
>     openssl dhparam 2048 -text >> $i
> done
> will generate 100 2048 bit primes. If you can ideally simply commit the
> files to the following github repo:
> simply create a directory in the root with your name/whatever you want to
> call it (nothing rude please) and have a "2048" directory for the 2048 bit
> primes and a "4096" directory for the 4096 bit primes I would appreciate
> it. If you use a tool other than OpenSSL command line to generate the
> primes please make a note of it (especially any command line options used)
> in a .txt file in the root of your data directory. My goal is to collect a
> few million primes of each size so we have some real data to work with.

What's the goal of this proposed corpus?  What sort of experiments are
you imagining running?


Powered by blists - more mailing lists

Your e-mail address:

Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.

Powered by Openwall GNU/*/Linux - Powered by OpenVZ