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Constrained RESTful Environments (core)

Document Date Status IPR AD/Shepherd
Active Internet-Drafts (21 hits)
5 pages
draft-bormann-core-yang-sid-pen-02
YANG-CBOR: Allocating SID ranges for PEN holders
2025-03-19
I-D Exists
Adopted by a WG

21 pages
draft-ietf-core-attacks-on-coap-05
Attacks on the Constrained Application Protocol (CoAP)
2024-12-22
I-D Exists
WG Document

14 pages
draft-ietf-core-cf-reg-update-07
Update to the IANA CoAP Content-Formats Registration Procedures
2025-03-25
IESG Evaluation 43
IESG telechat: 2025-05-08
Submitted to IESG for Publication : Proposed Standard
Reviews: iotdir secdir IETF Last Call genart IETF Last Call opsdir artart IETF Last Call
Mar 2025
Action Holder: Mike Bishop
Mike Bishop
Marco Tiloca
6 pages
draft-ietf-core-coap-dtls-alpn-04
ALPN ID Specification for CoAP over DTLS
2025-04-01
Publication Requested 23
Submitted to IESG for Publication : Informational
Feb 2025
Action Holder: Mike Bishop 23
Mike Bishop
Marco Tiloca
16 pages
draft-ietf-core-coap-pm-04
Constrained Application Protocol (CoAP) Performance Measurement Option
2025-04-04
I-D Exists
WG Document
1
41 pages
draft-ietf-core-coap-pubsub-18
A publish-subscribe architecture for the Constrained Application Protocol (CoAP)
2025-02-28
I-D Exists
In WG Last Call : Proposed Standard
Mar 2025

Esko Dijk
48 pages
draft-ietf-core-comi-19
CoAP Management Interface (CORECONF)
2024-11-03
Expires soon
I-D Exists
WG Document
Mar 2025

Michael Richardson
27 pages
draft-ietf-core-conditional-attributes-11
Conditional Query Parameters for CoAP Observe
2025-03-16
I-D Exists
Waiting for WG Chair Go-Ahead
Review: iotdir Early
Nov 2024

Jaime Jimenez
23 pages
draft-ietf-core-corr-clar-01
Constrained Application Protocol (CoAP): Corrections and Clarifications
2024-12-18
I-D Exists
WG Document
Dec 2029

26 pages 2025-04-03
Publication Requested 23
Submitted to IESG for Publication : Proposed Standard
Reviews: dnsdir Early dnsdir Early
Feb 2025
Action Holder: Mike Bishop 23
1Mike Bishop
Marco Tiloca
95 pages
draft-ietf-core-groupcomm-bis-13
Group Communication for the Constrained Application Protocol (CoAP)
2025-02-24
AD Evaluation::Revised I-D Needed 20
Submitted to IESG for Publication : Proposed Standard
Aug 2024
Action Holders: Esko Dijk, Marco Tiloca
Mike Bishop
Carsten Bormann
66 pages
draft-ietf-core-groupcomm-proxy-04
Proxy Operations for CoAP Group Communication
2025-03-03
I-D Exists
WG Document

60 pages
draft-ietf-core-href-22
Constrained Resource Identifiers
2025-03-20
Publication Requested 37
Submitted to IESG for Publication : Proposed Standard
Nov 2024
Action Holder: Mike Bishop 37
Mike Bishop
Thomas Fossati
99 pages
draft-ietf-core-observe-multicast-notifications-11
Observe Notifications as CoAP Multicast Responses
2025-03-03
I-D Exists
WG Document

58 pages 2025-03-03
I-D Exists
WG Document

121 pages
draft-ietf-core-oscore-groupcomm-25
Group Object Security for Constrained RESTful Environments (Group OSCORE)
2025-03-16
AD Evaluation 20
Submitted to IESG for Publication : Proposed Standard
Aug 2024
Action Holder: Mike Bishop
Mike Bishop
Christian Amsüss
25 pages
draft-ietf-core-oscore-id-update-02
Identifier Update for OSCORE
2025-01-08
I-D Exists
WG Document

14 pages
draft-ietf-core-oscore-key-limits-04
Key Usage Limits for OSCORE
2025-01-08
I-D Exists
WG Document

52 pages
draft-ietf-core-oscore-key-update-10
Key Update for OSCORE (KUDOS)
2025-03-03
I-D Exists
WG Document

49 pages 2025-03-03
I-D Exists
WG Document

5 pages
draft-ietf-core-yang-sid-pen-00
YANG-CBOR: Allocating SID ranges for PEN holders
2025-04-24
New
I-D Exists
WG Document

Expired Internet-Drafts (8 hits)
18 pages
draft-ietf-core-cocoa-03
CoAP Simple Congestion Control/Advanced
2018-02-21
Expired
WG Document : Informational
Reviews: genart tsvart opsdir secdir opsdir tsvart Early
Mirja Kühlewind
Jaime Jimenez
47 pages
draft-ietf-core-coral-06
The Constrained RESTful Application Language (CoRAL)
2024-03-04
Expired
WG Document
Mar 2026

14 pages
draft-ietf-core-dynlink-14
Dynamic Resource Linking for Constrained RESTful Environments
2021-07-12 Expired
WG Document
Nov 2025
3
15 pages
draft-ietf-core-fasor-02
Fast-Slow Retransmission Timeout and Congestion Control Algorithm for CoAP
2023-03-13
Expired
WG Document
Review: tsvart Early
3
25 pages
draft-ietf-core-interfaces-14
Reusable Interface Definitions for Constrained RESTful Environments
2019-03-11
Expired
WG Document : Informational
Dec 2026

20 pages
draft-ietf-core-links-json-10
Representing Constrained RESTful Environments (CoRE) Link Format in JSON and CBOR
2018-02-26 Expired
Submitted to IESG for Publication : Proposed Standard
Reviews: genart IETF Last Call secdir IETF Last Call artart IETF Last Call
Alexey Melnikov
Jaime Jimenez
14 pages
draft-ietf-core-rd-dns-sd-05
CoRE Resource Directory: DNS-SD mapping
2019-07-07
Expired
WG Document

17 pages
draft-ietf-core-yang-library-03
Constrained YANG Module Library
2021-01-11
Expired
WG Document
Nov 2025

Carsten Bormann
RFCs (28 hits)
21 pages
draft-ietf-core-problem-details-08
Concise Problem Details for Constrained Application Protocol (CoAP) APIs
2022-07-06
Became RFC 9290 (Proposed Standard)
Submitted to IESG for Publication : Proposed Standard
Francesca Palombini
Jaime Jimenez
22 pages
RFC 6690
Constrained RESTful Environments (CoRE) Link Format Errata
2012-08
Proposed Standard RFC
Barry Leiba
112 pages
RFC 7252
The Constrained Application Protocol (CoAP) Errata
2014-06
Proposed Standard RFC
Updated by rfc7959, rfc8613, rfc8974, rfc9175
Barry Leiba
46 pages
RFC 7390
Group Communication for the Constrained Application Protocol (CoAP)
2014-10
Experimental RFC
Barry Leiba
30 pages
RFC 7641
Observing Resources in the Constrained Application Protocol (CoAP)
2015-09
Proposed Standard RFC
Updated by rfc8323
Barry Leiba
37 pages
RFC 7959
Block-Wise Transfers in the Constrained Application Protocol (CoAP) Errata
2016-08
Proposed Standard RFC
Updated by rfc8323, rfc8323
1Alexey Melnikov
40 pages
RFC 8075
Guidelines for Mapping Implementations: HTTP to the Constrained Application Protocol (CoAP)
2017-02
Proposed Standard RFC
Alexey Melnikov
21 pages
RFC 8132
PATCH and FETCH Methods for the Constrained Application Protocol (CoAP)
2017-04
Proposed Standard RFC
1Alexey Melnikov
54 pages
RFC 8323
CoAP (Constrained Application Protocol) over TCP, TLS, and WebSockets
2018-02
Proposed Standard RFC
Updated by rfc8974
Alexey Melnikov
54 pages
RFC 8428
Sensor Measurement Lists (SenML) Errata
2018-08
Proposed Standard RFC
Updated by rfc9100
Alexey Melnikov
6 pages
RFC 8516
"Too Many Requests" Response Code for the Constrained Application Protocol
2019-01
Proposed Standard RFC
Alexey Melnikov
94 pages
RFC 8613
Object Security for Constrained RESTful Environments (OSCORE) Errata
2019-07
Proposed Standard RFC
Alexey Melnikov
9 pages
RFC 8710
Multipart Content-Format for the Constrained Application Protocol (CoAP)
2020-02
Proposed Standard RFC
Alexey Melnikov
8 pages
RFC 8768
Constrained Application Protocol (CoAP) Hop-Limit Option
2020-03
Proposed Standard RFC
Alexey Melnikov
11 pages
RFC 8790
FETCH and PATCH with Sensor Measurement Lists (SenML)
2020-06
Proposed Standard RFC
Alexey Melnikov
9 pages
RFC 8798
Additional Units for Sensor Measurement Lists (SenML)
2020-06
Proposed Standard RFC
Alexey Melnikov
20 pages
RFC 8974
Extended Tokens and Stateless Clients in the Constrained Application Protocol (CoAP)
2021-01
Proposed Standard RFC
Barry Leiba
15 pages
RFC 9039
Uniform Resource Names for Device Identifiers
2021-06
Proposed Standard RFC
Barry Leiba
7 pages
RFC 9100
Sensor Measurement Lists (SenML) Features and Versions
2021-08
Proposed Standard RFC
Francesca Palombini
27 pages
RFC 9175
Constrained Application Protocol (CoAP): Echo, Request-Tag, and Token Processing
2022-02
Proposed Standard RFC
Francesca Palombini
60 pages
RFC 9176
Constrained RESTful Environments (CoRE) Resource Directory
2022-04
Proposed Standard RFC
Barry Leiba
41 pages
RFC 9177
Constrained Application Protocol (CoAP) Block-Wise Transfer Options Supporting Robust Transmission
2022-03
Proposed Standard RFC
Francesca Palombini
10 pages
RFC 9193
Sensor Measurement Lists (SenML) Fields for Indicating Data Value Content-Format
2022-06
Proposed Standard RFC
Francesca Palombini
45 pages
RFC 9254
Encoding of Data Modeled with YANG in the Concise Binary Object Representation (CBOR)
2022-07
Proposed Standard RFC
Francesca Palombini
21 pages
RFC 9290
Concise Problem Details for Constrained Application Protocol (CoAP) APIs
2022-10
Proposed Standard RFC
Francesca Palombini
8 pages
RFC 9423
Constrained RESTful Environments (CoRE) Target Attributes Registry
2024-04
Informational RFC
Robert Wilton
44 pages
RFC 9595
YANG Schema Item iDentifier (YANG SID) Errata
2024-07
Proposed Standard RFC
Francesca Palombini
23 pages
RFC 9668
Using Ephemeral Diffie-Hellman Over COSE (EDHOC) with the Constrained Application Protocol (CoAP) and Object Security for Constrained RESTful Environments (OSCORE)
2024-11
Proposed Standard RFC
Paul Wouters
Related Internet-Drafts and RFCs (7 hits)
32 pages 2025-01-08
I-D Exists

23 pages 2024-11-06
Expires soon
I-D Exists

14 pages
draft-bormann-core-responses-04
CoAP: Non-traditional response forms
2025-03-03
I-D Exists

27 pages
draft-gomez-core-coap-bp-03
Constrained Application Protocol (CoAP) over Bundle Protocol (BP)
2025-01-19
I-D Exists

17 pages 2024-12-30
I-D Exists

12 pages
draft-lenders-core-dnr-05
Discovery of Network-designated OSCORE-based Resolvers: Problem Statement
2025-03-03
I-D Exists

48 pages
draft-tiloca-core-oscore-discovery-17
Discovery of OSCORE Groups with the CoRE Resource Directory
2025-03-03
I-D Exists

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