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Re: [gpsd-dev] Moving ntpd to an open VCS


From: Gary E. Miller
Subject: Re: [gpsd-dev] Moving ntpd to an open VCS
Date: Mon, 28 Oct 2013 11:38:39 -0700

Yo Sanjeev!

On Tue, 29 Oct 2013 02:22:13 +0800
Sanjeev Gupta <address@hidden> wrote:

> On Tue, Oct 29, 2013 at 2:14 AM, Gary E. Miller <address@hidden>
> wrote:
> 
> > I musta missed something, when did ntpd servers start using
> > certificates??
> 
> 
> My understanding:
> 
> 
>    1. My embedded system, without an battery-backed clock boots
>    2. I wish to avoid my ISP tampering with my DNS resolution (or
> other MitM attacks)
>    3. I start ntpd
>    4. ntpd looks for us.pool.ntp.org , or tick.navy.mil , etc

Well, there is you bug.  Just hard code the ntpd IP.

> One could periodically check for working, reachable, ntp servers, and
> place their IP addresses in ntp.conf, but it is to avoid such
> hard-coding that the Pool is trying to prevent.

Some things you just gotta do.

RGDS
GARY
---------------------------------------------------------------------------
Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97701
        address@hidden  Tel:+1(541)382-8588

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