Re: [TLS] [Last-Call] Last Call: <draft-ietf-tls-oldversions-deprecate-09.txt> (Deprecating TLSv1.0 and TLSv1.1) to Best Current Practice

"Blumenthal, Uri - 0553 - MITLL" <uri@ll.mit.edu> Tue, 01 December 2020 15:51 UTC

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From: "Blumenthal, Uri - 0553 - MITLL" <uri@ll.mit.edu>
To: "STARK, BARBARA H" <bs7652@att.com>
CC: "'draft-ietf-tls-oldversions-deprecate@ietf.org'" <draft-ietf-tls-oldversions-deprecate@ietf.org>, "'last-call@ietf.org'" <last-call@ietf.org>, "'tls-chairs@ietf.org'" <tls-chairs@ietf.org>, "'tls@ietf.org'" <tls@ietf.org>
Thread-Topic: [TLS] [Last-Call] Last Call: <draft-ietf-tls-oldversions-deprecate-09.txt> (Deprecating TLSv1.0 and TLSv1.1) to Best Current Practice
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Date: Tue, 1 Dec 2020 15:51:28 +0000
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Subject: Re: [TLS] [Last-Call] Last Call: <draft-ietf-tls-oldversions-deprecate-09.txt> (Deprecating TLSv1.0 and TLSv1.1) to Best Current Practice
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    >    I would suggest the strong, unambiguous statement with explanation for
    >    why the statement is being made.

Yes. 

    >    There is no need to describe (possible) exceptions.

My opinion is exactly the opposite. Do describe the exceptions, as precisely and unambiguously as you can.

I don't buy the assumption that "one can never figure all the possible reasons when/why <XXX> should not apply".