Messages in this thread |  | | Date | Tue, 28 May 1996 10:52:57 +0200 (MET DST) | From | "Martin.Dalecki" <> | Subject | Re: CONFIG_RANDOM option for 1.99.2 |
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On Sat, 25 May 1996, Moltar Ramone wrote:
> On Fri, 24 May 1996, Herbert Rosmanith wrote: > > > a rendom generator placed in the kernel is a thematical error. > > i always thought that an OS is an abstracion of the hardware. > > please put random generators to where they belong to: to the > > application level. put it into some static library. > > This is difficult, because once the information used by the random driver > is filtered to the application level, significant amounts of randomness > are lost, because of timing considerations. Real randomness generated > (esp. on a multiuser OS) by timing numbers can't be filtered. The only > way to ensure this is to build it into the OS. > Hey do You know howsimple they are doing it in X11R6 and they magic cookies? They are simply checksumming /dev/mem (in fact using the MD5 thereafter)!
And now please tell me why this doesn't involve more "entropy" from hardware then /dev/random????? Every interrupt will leave the memmory in some different state!!!
Marcin
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