[ntp:questions] Secure NTP

Uwe Klein uwe_klein_habertwedt at t-online.de
Fri Mar 25 08:55:05 UTC 2011

jimp at specsol.spam.sux.com wrote:

> If you specify the server by IP address, how does that happen and who
> would bother to do it?

The $something trading solutions that require exact timematch
( remember the recent rush of ntp users
   requiring u-second global time match )
over a set of widely distributed hosts allow fraud in
various ways if you can manipulate the time for some select host.
> IP hijacking will disrupt a lot more than just NTP.

Elegance and not being caught out is everything.


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