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    SubjectRe: RFC/PATCH: Random pid generation
    > 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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