Re: [YARROW] PRNG server

2000-08-30 Thread Tim May
At 2:24 AM -0400 8/30/00, Mark Murray wrote: > > Would a public PRNG (Yarrow?) server be of any use? I suppose it could be >> done as a proof-of-concept, or as another source of entropy for an internal >> PRNG... and the trust issue could be dealt with just as you deal with

Re: [YARROW] PRNG server

2000-08-29 Thread Mark Murray
> Would a public PRNG (Yarrow?) server be of any use? I suppose it could be > done as a proof-of-concept, or as another source of entropy for an internal > PRNG... and the trust issue could be dealt with just as you deal with the > Intel PRNG. IMO, the bandwidth would be the limitat

Re: deriving yarrow test vectors

2000-08-26 Thread David Honig
At 12:28 PM 8/25/00 -0400, Marcel Popescu wrote: >X-Loop: openpgp.net >From: "David Honig" <[EMAIL PROTECTED]> > >> You could also use Shannon's formula directly to compute informational >> quantity. This might work better for short strings. > >Can you give me more info on that one? I think John

Re: deriving yarrow test vectors

2000-08-25 Thread Marcel Popescu
X-Loop: openpgp.net From: "David Honig" <[EMAIL PROTECTED]> > You could also use Shannon's formula directly to compute informational > quantity. This might work better for short strings. Can you give me more info on that one? > More appropriate for testing RNG outputs: Ueli Maurer has a > comp

Re: deriving yarrow test vectors

2000-08-25 Thread Eric Murray
On Thu, Aug 24, 2000 at 09:53:05PM -0400, Adam Back wrote: > > > Tim writes: > > At 3:08 PM -0400 8/24/00, Marcel Popescu wrote: > > > > > >Speaking of which - does anybody have any hints on how to determine the > > >entropy of an input string? > > > [...] > > Traditionally CPRNGs pass this p

Re: deriving yarrow test vectors

2000-08-25 Thread David Honig
At 06:26 PM 8/24/00 -0400, Tim May wrote: >At 3:08 PM -0400 8/24/00, Marcel Popescu wrote: >> >>Speaking of which - does anybody have any hints on how to determine the >>entropy of an input string? [Needed in Yarrow, and so far I don't know how >>to do it - my impl

Re: deriving yarrow test vectors

2000-08-25 Thread Marcel Popescu
X-Loop: openpgp.net From: "Tim May" <[EMAIL PROTECTED]> > >Speaking of which - does anybody have any hints on how to determine the > >entropy of an input string? [Needed in Yarrow, and so far I don't know how > >to do it - my implementation multiplies the

Re: deriving yarrow test vectors

2000-08-24 Thread Marcel Popescu
even think that's possible - in Delphi, I mean). > The API the yarrow library should present to make porting easy is also > tricky as it has to work in the linux kernel, MAC driver levels, > perhaps windows or DOS device drivers etc, and the implementation > restrictions down there ar

Yarrow

2000-07-27 Thread Marcel Popescu
A while ago, I wrote implementation of Yarrow in Delphi. I just managed to get the files (I haven't got them with me when I came to the US), and I'm still not sure that it is a good implementation. It passes DIEHARD, but I don't know if it goes through the "proper"