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Date: Sat, 18 Oct 2014 14:27:02 +0200
From: Yves-Alexis Perez <>
Subject: Re: attacking hsts through ntp

On ven., 2014-10-17 at 10:17 +0000, Stephen Röttger wrote:
> > The solution would be to have a more reliable PC time. How do we do
> that?
> We're currently working on an IETF draft to bring authentication to NTP:
> and
> would be happy for people to take a look and give feedback.
> If you don't want to read the draft, let me know and I will outline the
> protocol for you.

What about RFC 5906 and the current authentication schemes
( ?

I'm unsure they really used (usable) in a non-controlled environment but
at least there's already something in place.


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