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Re: Uses too much entropy (Debian Bug #343085)


From: Nikos Mavrogiannopoulos
Subject: Re: Uses too much entropy (Debian Bug #343085)
Date: Fri, 4 Jan 2008 13:55:48 +0200

> > A workaround might be to use the libgcrypt's random number process
> > feature which uses a single server process to feed other processes
> > with entropy (I've never worked with it so I don't know if it can be
> > used in that case). This might solve this issue.
>
> Disagree.
>
> * /dev/(u)random is more difficult to subvert than a daemon.
>
> * The kernel has access to more sources of randomness.

I don't understand these comments. The libgcrypt's generator can be
used in a separate processes. It doesn't mean it gathers any entropy
except for using /dev/urandom as usual.

regards,
Nikos




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