I concur with Hubert, and think that DER in this context is perfectly OK.

On 10/2/19, 6:59 AM, "TLS on behalf of Hubert Kario" <tls-boun...@ietf.org on 
behalf of hka...@redhat.com> wrote:

    On Wednesday, 2 October 2019 00:15:13 CEST Peter Gutmann wrote:
    > Hubert Kario <hka...@redhat.com> writes:
    > >a lax DER parser sounds like an oxymoron to me... :)
    > 
    > That's why I assumed it was an accident/error.  Writing a spec that relies
    > on buggy parser implementations in order to work is asking for trouble.
    
    well, SEC 1 does not require the ECDSA-Sig-Value structure to be encoded 
with 
    DER, it's TLS that does that (and I'd say for the better, given the 
multitude 
    of ways you can encode SEQUENCE in BER...)
    -- 
    Regards,
    Hubert Kario
    Senior Quality Engineer, QE BaseOS Security team
    Web: www.cz.redhat.com
    Red Hat Czech s.r.o., Purkyňova 115, 612 00  Brno, Czech Republic

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