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Re: mail signing history, was Call for Community Feedback: Retiring IETF FTP Service

Michael Thomas <mike@mtcc.com> Thu, 19 November 2020 03:31 UTC

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Subject: Re: mail signing history, was Call for Community Feedback: Retiring IETF FTP Service
To: Stephen Farrell <stephen.farrell@cs.tcd.ie>, ietf@ietf.org
References: <01RS5CFAY5S0005PTU@mauve.mrochek.com> <20201118211937.01A22278DC6F@ary.qy> <01RS5Q2L2D6Y005PTU@mauve.mrochek.com> <5239b5-3d2-4079-5f5d-f4a2e0c5552@taugh.com> <c9c6d83e-cf79-262e-ae0e-361050026912@mtcc.com> <e6c9a6b0-f412-76f0-24a4-d11512c1be36@cs.tcd.ie> <5b56c99c-d4ee-1275-5479-3aef9ab2ab11@mtcc.com> <abb3c271-7a9a-b3bc-1f4a-c68b2f55b35d@cs.tcd.ie> <20eacf90-c670-02b3-c1d9-4de0574f7a05@mtcc.com> <68124f0a-23ef-80d5-6253-4c150e5048cb@cs.tcd.ie> <e8a0dc17-780d-7b95-bb99-3863f6207679@mtcc.com> <69574c25-28fd-3267-c6d0-212a4d4fde9c@cs.tcd.ie> <a53a90e0-1fd7-2a3c-cd84-3ebb3f041979@mtcc.com> <39d714d8-e99d-14be-a6af-693050d7ad5a@cs.tcd.ie>
From: Michael Thomas <mike@mtcc.com>
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Date: Wed, 18 Nov 2020 19:31:39 -0800
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On 11/18/20 4:34 PM, Stephen Farrell wrote:
>
>
> On 19/11/2020 00:31, Michael Thomas wrote:
>>>
>> Obviously I'm not vehemently against this -- people can do whatever 
>> they like with their private keys -- but it seems in order to do this 
>> properly it's a tiny bit protocol specification and a lot of bit of 
>> BCP 
>> describing the problem space of who, when, and why somebody would do this.
>
> That's fair. It'd also require a bit of analysis as to how
> published private keys could be used for attempted mischief
> as well.

So I just discussed this with lawyer friend of mine who would actually 
be impacted by this, and suffice it to say this could get very 
complicated in an actual legal setting. I also found out that i could 
have a gig as an expert witness. I'm weighing whether this a good thing 
or a bad thing :)

Mike

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