Signing keys on a low-entropy system

René Puls rpuls at
Fri Nov 8 08:31:09 CET 2013


On Fri, 08 Nov 2013 00:11:38 +0100 Johannes Zarl <johannes at>
> I'm currently thinking about using a raspberry pi as a non-networked
> stand- alone system for signing keys. Since I haven't heard anything
> to the contrary, I'm pretty sure that entropy is relatively scarce on
> the pi.

The Raspberry Pi has a hardware RNG that is supported by rng-tools,
which is more than most desktop PCs have:

Not sure about its quality though...



PGP key fingerprints:
4096R/0x5FC59EAE = 1FF3 00CE C1A7 68A9 594A  5F1F B45B 1439 5FC5 9EAE
2048R/0x8B64D678 = 28F9 48E9 8B59 F97F 6AFB  E0B4 D8C3 477F 8B64 D678

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