From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: matthias@urlichs.de Received: from krantz.zx2c4.com (localhost [127.0.0.1]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 66935734 for ; Thu, 17 May 2018 08:28:54 +0000 (UTC) Received: from netz.smurf.noris.de (mail.vm.smurf.noris.de [IPv6:2001:780:107:8:83::]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id fc958a9c for ; Thu, 17 May 2018 08:28:54 +0000 (UTC) Subject: Re: Need for HW-clock independent timestamps To: Axel Neumann , wireguard@lists.zx2c4.com References: <793381ba-b59d-50e4-6d7b-cbe9bef91ba1@cgws.de> <489c2f57-574a-1223-9c4d-266904e52c94@gmail.com> <20180515202126.yw57deh6st5ebnk6@kowloon> <20C72316-B8FC-4515-8DC8-8BC82BF3864F@cgws.de> <1526528456.18498.0@mail.makrotopia.org> <20180517100325.1c542b1f@natsu> <748e7dbf-0238-6c81-ab18-83d6174405fe@urlichs.de> From: Matthias Urlichs Message-ID: <4ff8424c-b964-8003-99c6-ab8ee075846f@urlichs.de> Date: Thu, 17 May 2018 10:28:31 +0200 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/alternative; boundary="------------61EABDAFF2A4F26CE67992D3" List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , This is a multi-part message in MIME format. --------------61EABDAFF2A4F26CE67992D3 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit On 17.05.2018 09:07, Axel Neumann wrote: >> Wireguard's connection setup is a whole lot simpler than most other > But only if you ignore the implications coming with NTP transmissions. The implication is to require a monotonically increasing 96-bit value. Using NTP is one way to do that. There are obviously others which do not depend on external protocols and/or services. -- -- Matthias Urlichs --------------61EABDAFF2A4F26CE67992D3 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: 7bit
On 17.05.2018 09:07, Axel Neumann wrote:
Wireguard's connection setup is a whole lot simpler than most other

But only if you ignore the implications coming with NTP transmissions.

The implication is to require a monotonically increasing 96-bit value. Using NTP is one way to do that. There are obviously others which do not depend on external protocols and/or services.

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-- Matthias Urlichs
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