faster /dev/random

Rudolf Kastl che666 at
Wed Aug 25 23:21:12 UTC 2010

2010/8/22 Thomas Cameron <thomas.cameron at>:
> On 08/21/2010 10:46 PM, Wolfgang S. Rupprecht wrote:
>> Is there an approved way to increase the speed at which the random pool
>> for /dev/random fills up?  I'm playig with dnssec and getnerating 2k rsa
>> keys is taking up to 3 hours.  I've been googling a bit and Intel x86_64
>> machines seem to have random number hardware built in (perhaps also
>> AMD???)  Is there a way to funnel this into the entropy pool?

move your mouse e.g. or cause system activity.

> /dev/urandom is a lot faster.

it shouldnt be used for anything security relevant like using keys though.

kind regards rudolf kastl

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