[Cryptography] Generate Random Data From Sound Card

[Byrl Raze Buckbriar]

On Tue, 10 Mar 2026 17:55:42 -0700
Jon Callas <jon at callas.org> wrote:

<snip>
> Can the supervillain use this as a covert channel to let the superheroes know that they can teleport?

Please tell us more on your teleportation device. Asking for a foe.

<snip>

> I also know that a card up my sleeve is that my protocol has the unpredictability of the order of the bills. I also know that I got change at the farmers market last weekend and that stirs the system. I'm also willing to believe my intuition is wrong, but hey, it's intuition!

Proper 'stirring' increases unpredictability over time.

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