Re: [TLS] draft-green-tls-static-dh-in-tls13-01

"Blumenthal, Uri - 0553 - MITLL" <uri@ll.mit.edu> Fri, 14 July 2017 17:11 UTC

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From: "Blumenthal, Uri - 0553 - MITLL" <uri@ll.mit.edu>
To: Yoav Nir <ynir.ietf@gmail.com>
CC: Joseph Lorenzo Hall <joe@cdt.org>, "tls@ietf.org" <tls@ietf.org>, "Matthew Green" <matthewdgreen@gmail.com>
Thread-Topic: [TLS] draft-green-tls-static-dh-in-tls13-01
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Date: Fri, 14 Jul 2017 16:57:51 +0000
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Subject: Re: [TLS] draft-green-tls-static-dh-in-tls13-01
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Except when it's the issue of mutual consent (rather than of a merely technical change).

Otherwise - "we have to change one side" might turn into "have you pay me $50,000 every month, your opt-in isn't necessary". :-)

Regards,
Uri

Sent from my iPhone

> On Jul 14, 2017, at 12:45, Yoav Nir <ynir.ietf@gmail.com>; wrote:
> 
> 
>> On 14 Jul 2017, at 18:35, Joseph Lorenzo Hall <joe@cdt.org>; wrote:
>> 
>> Just want to +1 the notion that this should be opt-in for both sides and in an extension!
> 
> It’s a good notion, but “we have to change one side” usually wins over “we have to change both sides”
> 
> 
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