[Cialug] NTP Question
Andrew Denner
linux-list at upeke.com
Wed Jan 19 19:12:03 UTC 2022
Also somewhat of a pragmatic chance for major errors to be corrected before
things get too weird.
On Wed, Jan 19, 2022, 12:07 PM Todd Walton <tdwalton at gmail.com> wrote:
> On Wed, Jan 19, 2022 at 10:46 AM Brett Neese <brneese at brneese.com> wrote:
>
> > It’s both a security and a technical reason. Having the time jump forward
> > would be very bad and so NTP assumes that if there’s a big jump forward
> > then the server is sending it bad data/is compromised. The usual way NTP
> > adjusts time isn’t by changing the clock - instead, it slows down or
> speeds
> > up time itself in order for the clock to catch up with the “real” time.
> >
> > There’s a great, short, talk that goes into this in more detail I highly
> > recommend:
> > https://youtu.be/MDmNvVG9AnQ
>
>
> Awesome! Thank you, Brett.
>
> --
> Todd
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