Messages in this thread | | | Date | Thu, 13 Jan 2000 15:36:29 -0500 (EST) | From | Mike Porter <> | Subject | Re: RFC/PATCH: Random pid generation |
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> WRT the security issues; predictable pids have always assisted the cause > of the cracker. Any extra difficulty we can generate is always > useful. Obviously it's only worth considering for 32bit pids not 16bit. > > Cheers > Chris
If you are going to use random pids to help prevent crackers from guessing the next pid, then the method used to generate the random numbers needs to be cryptographically secure. From what I understand, this is pretty non-trivial (see: Yarrow at http://www.counterpane.com/).
Mike
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