BugTraq
Re: Jetty Session ID Prediction Feb 06 2007 10:02AM
Chris Anley (chris ngssoftware com) (2 replies)
Re: Jetty Session ID Prediction Feb 06 2007 06:10PM
Michal Zalewski (lcamtuf dione ids pl)
On Tue, 6 Feb 2007, Chris Anley wrote:

> http://www.ngssoftware.com/research/papers/Randomness.pdf

Nice paper, and quite certainly helpful for security testers as far as
showing the weakness of standard library PRNGs to others goes.

> The idea is eventually to have a tool that performs point-and-click
> identification, analysis and prediction of an unknown source of
> "randomness", including LCGs but also more advanced generators such as
> the Mersenne twister and SHA1PRNG.

Now not that I want to be obtrusive than I already am (hi mom!), but
http://lcamtuf.coredump.cx/stompy.tgz can very well tell LCGs from
SHA1PRNGs - that and do a bunch of other tricks ;-)

/mz

[ reply ]
Re: Jetty Session ID Prediction Feb 06 2007 05:53PM
Amit Klein (aksecurity gmail com) (1 replies)
Re: Jetty Session ID Prediction Feb 07 2007 12:29PM
Chris Anley (chris ngssoftware com)


 

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