Android gpg-agent crashes in libgcrypt when signing, decrypting, importing secret keys

Hans-Christoph Steiner hans at
Thu Jan 30 01:36:26 CET 2014

On 01/29/2014 06:14 PM, Werner Koch wrote:
> On Wed, 29 Jan 2014 23:59, hans at said:
>> That was very helpful!  Now all the tests so far pass on the emulator.  The
>> problem is that is has gotten stuck on libgcrypt/tests/random for over an
>> hour.  Its stuck here:
> Collecting entropy is a major problem on embedded devices.  For some
> weeks now there is a discussion about this going on at coderpunks
> (ie. cryptography at
>> random: checking whether RNG type switching works
> You may want to run the random test manually:
>    ./random --verbose --progress

Adding --progress.  I canceled the test after it was running for 4 hours.  I
know that entropy is bad on mobile devices, but this is an emulator/VM.  And
yes, its bad there, but really 4 hours bad?

> BTW, is anyone from the guardianproject at FOSDEM?

Unfortunately, no.


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