[Kde-games-devel] KsirK and Jabber

Matthew Woehlke mw_triad at users.sourceforge.net
Wed Sep 17 03:08:47 CEST 2008


Aaron J. Seigo wrote:
> On Tuesday 16 September 2008, Matthew Woehlke wrote:
>> Aaron J. Seigo wrote:
>>> On Tuesday 16 September 2008, Matthew Woehlke wrote:
>>>> Hmm, good point. But what about using the seed distribution system
>>>> again?
>>> assuming you can generate enough entropy between requests, that should
>>> probably work.
>> Well, you'd *better* be able to generate enough entropy :-). Otherwise,
>> a central server is going to have the same predictability problem, no?
> 
> no, because you're not re-seeding the PRNG each time you go to get a result. 
> if you don't get enough entropy between re-seeds, e.g. the see is the same, 
> then you end up with a predictable result. SO... one client could simply 
> request random numbers constantly from the clients and "peek ahead" that way 
> too if the entropy is too low.

I guess I don't get it. Either I don't understand why you couldn't do 
that to a server also, or else I don't understand why the other clients 
wouldn't either simply ignore an unexpected PRN request or else 
interpret it as a breach of protocol.

-- 
Matthew
There's no place like ~. -- Unknown



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