[ntp:questions] Re: Fingerprinting hosts by clock skew
brad at stop.mail-abuse.org
Thu Mar 10 09:41:56 UTC 2005
At 10:34 AM +0100 2005-03-10, Mxsmanic wrote:
> But if you applied the corrections directly to the clock hardware, then
> anything using the hardware clock would incorporate those corrections,
> including TCP/IP clocks ... right?
I don't think so. The TCP stack on most OSes seems to maintain a
totally separate clock that is not influenced by the system clock,
the hardware clock, or anything else outside of the TCP stack. This
is the disconnect that I believe needs to be corrected.
Brad Knowles, <brad at stop.mail-abuse.org>
"Those who would give up essential Liberty, to purchase a little
temporary Safety, deserve neither Liberty nor Safety."
-- Benjamin Franklin (1706-1790), reply of the Pennsylvania
Assembly to the Governor, November 11, 1755
SAGE member since 1995. See <http://www.sage.org/> for more info.
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