• Subject: Re: AS/400 entropy source
  • From: "Leif Svalgaard" <leif@xxxxxxxx>
  • Date: Wed, 29 Nov 2000 21:11:27 -0600

----- Original Message ----- 
From: Tim McCarthy <timm@as400ftp.com>
To: <MIDRANGE-L@midrange.com>
Sent: Wednesday, November 29, 2000 4:53 PM
Subject: RE: AS/400 entropy source

>  > xor-ing various parts of a Universal Unique Identifier (UUID) would
>  > seem to
>  > a measured and sanctioned method as it is guaranteed that this 128 bit
>  > value will be globally unique.

my reply was based on the (possibly wrong) assumption that the
attacker does not know the time at which you determine your seed.

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