Re: [Sidrops] Roman Danyliw's No Objection on draft-ietf-sidrops-rpki-has-no-identity-06: (with COMMENT)

Randy Bush <randy@psg.com> Tue, 19 April 2022 21:15 UTC

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Date: Tue, 19 Apr 2022 14:15:31 -0700
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From: Randy Bush <randy@psg.com>
To: Roman Danyliw via Datatracker <noreply@ietf.org>
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Subject: Re: [Sidrops] Roman Danyliw's No Objection on draft-ietf-sidrops-rpki-has-no-identity-06: (with COMMENT)
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> Thank you to Kyle Rose for the SECDIR review.

indeed

> ** Section 2
>    Given sufficient external, i.e. non-RPKI, verification of authority,
>    the use of RPKI-based credentials seems superfluous.
> 
> Consider rephrasing this sentence to clarify the application of these
> credentials.  For example:
> 
> Given sufficient external verification of authority (through non-RPKI
> mechanisms), the use of RPKI-based credentials is superfluous for
> <explain the application>.

    Given such external, i.e. non-RPKI, verification of authority, the
    use of RPKI-based credentials adds no authenticity.

> ** Section 4.
>    Attempts to use RPKI data to authenticate real-world documents or
>    other artifacts requiring identity are invalid and misleading.
> 
> Recommend describing what is mean by “invalid”.  In the cryptographic
> operation sense, these signatures are “valid”.  They were just
> “misleading” in terms of the degree of authenticity they are
> providing.

    Attempts to use RPKI data to authenticate real-world documents or
    other artifacts requiring identity, while possibly cryptographically
    valid within the RPKI, are misleading as to any authenticity.

other wording solicited.

randy