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Date: Fri, 17 Oct 2014 09:53:29 +0200
From: Hanno Böck <>
Subject: Re: attacking hsts through ntp

Am Thu, 16 Oct 2014 18:45:18 -0600
schrieb Kurt Seifried <>:

> You can't trust remote servers you're getting the content from... what
> if I send wonky times to try and screw with your browser? Or header
> injection attacks? No thanks.

It's not entirely a bad idea. You could say "if http header time and
system time differ severely (> 1 week or something) then don't connect
to hsts sites".

Hanno Böck


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