Re: [COSE] C509 Certification Request (CSR)

2021-05-25 Thread Laurence Lundblade
> On May 25, 2021, at 2:28 PM, Laurence Lundblade > wrote: > > ... > > What you don’t get is an issue in the format of a DN, but maybe that is a > good thing. Should have said “is a subject in the format of a DN”. Also note that attributes just become other CWT and EAT claims, again for

Re: [COSE] C509 Certification Request (CSR)

2021-05-25 Thread Laurence Lundblade
Any interest in CWT / JWT with the proof-of-possesion claim defined in RFC 8747 and RFC 7800? They both have a subject and a public key, the same as PKCS-10. Seems there is some code size advantage, perhaps more so in the long run, to going with pure CBOR. You only need to have COSE signing and

[COSE] C509 Certification Request (CSR)

2021-05-25 Thread John Mattsson
Hi, There has been several requests regarding CSR including #77 and #80 from Stefan Hristozov. Defining a CSR format seems very easy reusing existing CDDL and definition for certificates. When discussed during the interim, there seemed to be support of specifying a C509 CSR format. I made a

[COSE] Open source implementation of CBOR Encoded X.509 Certificates (C509 Certificates)

2021-05-25 Thread John Mattsson
Thanks to autocompletion, I accidently sent this mail to CORE instead of COSE. Obviously, I need to send more mails to COSE to train the algorithm… Cheers, John From: core on behalf of John Mattsson Date: Tuesday, 25 May 2021 at 18:26 To: c...@ietf.org , t...@ietf.org , l...@ietf.org ,

Re: [COSE] I-D Action: draft-ietf-cose-cbor-encoded-cert-01.txt

2021-05-25 Thread John Mattsson
Hi, We have submitted draft-ietf-cose-cbor-encoded-cert-01. Main updates are: - Implemented the suggestions from Laurance to make C509Certificate and array and write in text that applications that do not requiring a CBOR item can use ~C509Certificate. - Addressed all of Ilari's comments

[COSE] I-D Action: draft-ietf-cose-cbor-encoded-cert-01.txt

2021-05-25 Thread internet-drafts
A New Internet-Draft is available from the on-line Internet-Drafts directories. This draft is a work item of the CBOR Object Signing and Encryption WG of the IETF. Title : CBOR Encoded X.509 Certificates (C509 Certificates) Authors : Shahid Raza

Re: [COSE] RPK by value in COSE / EDHOC

2021-05-25 Thread Göran Selander
Hi Brian, > do you mean to use a bare CWT Claim Map with a "cnf" key, or a full CWT > sign/MAC structure attested to by some issuing entity? > Is it proposed to replace the raw COSE_Key use with a CWT entirely, or add > CWT as an alternative? Thanks for good questions! This is more or less