Re: /dev/random -- can I enlarge the `randomness stock'?

From: volodya@mindspring.com
Date: Sun May 21 2000 - 19:55:59 EDT

  • Next message: Prasanth Kumar: "Re: /dev/random -- can I enlarge the `randomness stock'?"

    On 21 May 2000, Miquel van Smoorenburg wrote:

    > In article <cistron.Pine.LNX.4.21.0005211331360.1348-100000@idoru.mine.nu>,
    > Lucca <lucca@acm.org> wrote:
    > >For any large-scale use, however, you'll need a hardware random number
    > >generator. Depending on where you live, they are more troublesome to
    > >purchase legally that heavy munitions.
    >
    > What if you simply tuned a cheap FM receiver to just static and fed
    > that into a soundcard. Then reading from /dev/dsp or something would
    > return pretty good random data, right ?

    A much better idea would be take a (preferably cheap) resister and amplify
    the termal noise from it. This used to be standard equipment on old
    machines (for Monte Carlo methods).

                                   Vladimir Dergachev

    >
    > Mike.
    > --
    > Denial. It's not just a river in Egypt.
    >
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