I support adoption. Reusing the 9180 construction and accompanying cipher suite 
registry is good.

 

---

Mike Ounsworth

 

From: tirumal reddy <[email protected]> 
Sent: Wednesday, May 29, 2024 12:33 AM
To: Mike Ounsworth <[email protected]>
Cc: [email protected]
Subject: [EXTERNAL] Re: [jose] Re: Call for Adoption for 
draft-rha-jose-hpke-encrypt

 

Both the JOSE and COSE drafts leverage the KEM, KDF, and AEAD algorithms 
defined in the HPKE IANA registry. HPKE with CBOR (https: //datatracker. ietf. 
org/doc/draft-ietf-cose-hpke/) is already adopted by the COSE WG. These drafts 
will not define 



Both the JOSE and COSE drafts leverage the KEM, KDF, and AEAD algorithms 
defined in the HPKE IANA registry. HPKE with CBOR 
(https://datatracker.ietf.org/doc/draft-ietf-cose-hpke/ 
<https://urldefense.com/v3/__https:/datatracker.ietf.org/doc/draft-ietf-cose-hpke/__;!!FJ-Y8qCqXTj2!eyT_f2uB1QXMYZfSRunURmq0y5jBu3hT9TaEY3YOBRk7ggN26DPoPSkiFMZ2MPPorDEQL0kMjD-SVnIbBeWG$>
 ) is already adopted by the COSE WG. These drafts will not define any 
ciphersuite (KEM, KDF, AEAD) that is not defined in the HPKE IANA registry. 

 

-Tiru

 

On Tue, 28 May 2024 at 18:53, Mike Ounsworth 
<[email protected] 
<mailto:[email protected]> > wrote:

I’m a bit of a tourist in the JOSE WG and don’t follow the detailed 
discussions, but if this draft is just adding an HPKE wrapper to JOSE so that 
JOSE can automatically inherit everything in the HPKE registry [1], then I 
support this draft. If this draft is doing something else, then please 
disregard my vote.

 

 

[1]: https://www.iana.org/assignments/hpke/hpke.xhtml 
<https://urldefense.com/v3/__https:/www.iana.org/assignments/hpke/hpke.xhtml__;!!FJ-Y8qCqXTj2!eyT_f2uB1QXMYZfSRunURmq0y5jBu3hT9TaEY3YOBRk7ggN26DPoPSkiFMZ2MPPorDEQL0kMjD-SVnAMgx-S$>
 

---
Mike Ounsworth
Software Security Architect, Entrust

 

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