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Re: [Ntp] NTPv5 modular architecture update

Hal Murray <hmurray@megapathdsl.net> Thu, 23 July 2020 22:14 UTC

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To: "Salz, Rich" <rsalz@akamai.com>
cc: Hal Murray <hmurray@megapathdsl.net>, "ntp@ietf.org" <ntp@ietf.org>
From: Hal Murray <hmurray@megapathdsl.net>
In-Reply-To: Message from "Salz, Rich" <rsalz@akamai.com> of "Thu, 23 Jul 2020 21:52:33 -0000." <65A4CB03-4E75-4B39-A43A-B31E5E386017@akamai.com>
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Date: Thu, 23 Jul 2020 15:14:03 -0700
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Subject: Re: [Ntp] NTPv5 modular architecture update
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rsalz@akamai.com said:
> One argument against it is that client code probably needs to know how long
> the decryption took, to correct for it. 

Decryption is not the problem -  you get the time stamp before you even look 
at the packet.

Encryption would be a problem.  Same for the transmit side of NTS and 
shared-key authentication.

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