openid/dchp

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Digital Credentials Harmonized Presentation (DCHP) Working Group - harmonizing ISO/IEC 18013-5 and OpenID4VP credential presentation

Stars: 19
Forks: 3
Open beginner issues: 0
Indexed issues: 49

Dominant language: Python
License: No license data
Last GitHub push: Aug 16, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

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49 open issues indexed

Annexes in spec aren't numbered correctly in docx output Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

openid/dchp#60 · Opened Sep 14, 2026
CDDL uses a mix of snake case and camel case Open

editorial naming

Difficulty 4/5 3-5 days Newbie friendliness 45/100

openid/dchp#58 · 1 comment · Opened Sep 7, 2026
check mdoc non-key-bound credentials text against ISO 18013-5 2nd edition once it's published Open

pending-validation

Difficulty 4/5 3-5 days Newbie friendliness 30/100

openid/dchp#56 · Opened Sep 7, 2026
use of markdown style [@!RFC9901] references Open

editorial

Difficulty 4/5 3-5 days Newbie friendliness 45/100

openid/dchp#55 · Opened Sep 7, 2026
align issuer_alg_values / device_alg_values with oid4vp? Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

openid/dchp#54 · Opened Sep 7, 2026
match inherited vcts with credential_type for SD-JWT VC Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

openid/dchp#53 · 2 comments · Opened Sep 7, 2026
path in query cannot address array elements Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

openid/dchp#52 · Opened Sep 7, 2026
Define x.509 mechanism for verifier authentication Open

openid/dchp#51 · 1 assignee · Opened Sep 7, 2026
Verifier Identification vs Authentication vs Authorization Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#50 · 3 comments · 1 reaction · Opened Sep 1, 2026
User Choice considerations Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

openid/dchp#49 · 1 comment · Opened Aug 31, 2026
Support CredentialQuery with empty `elements_dict` Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#48 · 2 comments · 2 reactions · Opened Aug 31, 2026
Holder Authentication - Request and Response Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#47 · 1 comment · Opened Aug 31, 2026
Make credential_type an array Open

openid/dchp#46 · 1 comment · 1 reaction · 2 assignees · Opened Aug 31, 2026
Purpose_ID or scenario claims values - DCHP defined or ecosystem defined Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#45 · Opened Aug 31, 2026
[Editorial] Consider using "Credential Manager" instead of "Wallet" throughout the spec Open

naming

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

openid/dchp#44 · Opened Aug 31, 2026
Receipt after successful transaction Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#43 · 3 reactions · Opened Aug 31, 2026
[Editorial] Presence: M, C, O are not defined Open

editorial

openid/dchp#42 · 2 comments · 1 assignee · Opened Aug 31, 2026
Channel Binding being transport-specific specified Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

openid/dchp#41 · 1 comment · Opened Aug 31, 2026
Requirements on storage of mDL data and mDL private keys Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#40 · 1 comment · Opened Aug 14, 2026
DCQL queries w.r.t. user consent Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#39 · 1 comment · Opened Aug 14, 2026
DCQL queries w.r.t batches of linkable mdocs or batches of unlinkable mdocs Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#38 · 2 comments · Opened Aug 14, 2026
Extension point for additional verifier-supplied information Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#37 · 1 comment · Opened Aug 10, 2026
Define format-specific details section Open

openid/dchp#36 · 1 comment · 2 assignees · Opened Aug 10, 2026
Use CWT or not? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#35 · 2 comments · Opened Jul 31, 2026
Notation of CBOR encoded structures Open

pending-validation

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#34 · 1 comment · Opened Jul 31, 2026
The credential response should be able to include a 'consent declaration' Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#33 · 2 comments · Opened Jul 31, 2026
The credential response should be able to include either one digital presentation proof generated from one digital credential or several digital presentation proofs generated from multiple digital credentials Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#32 · 1 comment · Opened Jul 31, 2026
The credential request should enable the verifier to solicit the disclosure of one or more attributes that may appear in multiple digital credentials Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#31 · 2 comments · Opened Jul 31, 2026
A vocabulary section is missing Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

openid/dchp#30 · 1 comment · Opened Jul 31, 2026
Consensus on credential response section Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

openid/dchp#28 · Opened Jul 30, 2026
Consensus on transaction transcript section Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

openid/dchp#27 · Opened Jul 30, 2026
Consensus on reader authentication section Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#26 · Opened Jul 30, 2026
Consensus on response encryption section Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#25 · Opened Jul 30, 2026
Consensus on credential request section Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#24 · 1 comment · Opened Jul 30, 2026
PQC considerations Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#23 · 3 comments · Opened Jul 29, 2026
Define the SD-JWT VC credential format-specific protocol details Open

openid/dchp#22 · 1 comment · 1 assignee · Opened Jul 28, 2026
Define the ISO mdoc credential format-specific protocol details Open

openid/dchp#21 · 1 comment · 1 assignee · Opened Jul 28, 2026
CBOR usage choices: Map keys (int vs string, fp vs int etc) Open

pending-validation

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#20 · 4 comments · Opened Jul 28, 2026
Developer Experience with CBOR on the wire Open

pending-validation

openid/dchp#19 · 10 comments · 2 assignees · Opened Jul 27, 2026
Deterministic CBOR Open

pending-validation

openid/dchp#18 · 4 comments · 2 assignees · Opened Jul 27, 2026
ZKP Support Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#17 · 3 comments · Opened Jul 27, 2026
verifier authentication Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

openid/dchp#16 · 9 comments · 1 reaction · Opened Jul 21, 2026
ISO and OIDF referencing new specification Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#14 · 3 comments · Opened Jul 6, 2026
Publication Document Reference Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

openid/dchp#13 · Opened Jul 6, 2026
Session transcript definition Open

Difficulty 5/5 Over a week Newbie friendliness 32/100

openid/dchp#10 · 8 comments · Opened Jul 3, 2026
Query Language: Value Matching Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#9 · 3 comments · Opened Jul 3, 2026
Transaction Data Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#4 · 1 comment · Opened Jun 30, 2026
Backwards Compatibility and Versioning Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

openid/dchp#3 · Opened Jun 30, 2026
Discussion Topic: How to specify IntentToRetain Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

openid/dchp#2 · 4 comments · Opened Jun 30, 2026

openid/dchp

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