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From "James H. Cloos Jr." <cl...@jhcloos.com>
Subject Re: Updated mod_digest
Date Mon, 28 Dec 1998 13:34:07 GMT
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>>>>> "Life" == Life is hard, and then you die <ronald@innovation.ch>
writes:

Life> Hmm, yes, that looks pretty good. Thanks for the tip. One
Life> question: if this device exists, does it always produce
Life> something reasonable? I.e.  is a test for the existence of this
Life> device sufficient? I thought I overheard something somewhere
Life> that sometimes /dev/random is just a dummy device.

On Linux, /dev/random will block until enough entropy is collected to
send another octet.  /dev/urandom wil not block, but degrades to a
cryptographically secure PRNG when it runs out of entropy.

- -JimC
- --
James H. Cloos, Jr.       <http://www.jhcloos.com/cloos/pgp_public_key.txt>
<cloos@jhcloos.com>      E9E9 F828 61A4 6EA9 0F2B  63E7 997A 9F17 ED7D AEA6


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