Constrained RESTful Environments (core)

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	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
	22 pages draft-ietf-core-attacks-on-coap-06 Attacks on the Constrained Application Protocol (CoAP)	2025-06-24	I-D Exists WG Document
	15 pages draft-ietf-core-cf-reg-update-09 Update to the IANA CoAP Content-Formats Registration Procedures	2025-05-09	RFC Ed Queue : EDIT Submitted to IESG for Publication : Proposed Standard Reviews: iotdir secdir IETF Last Call genart IETF Last Call Mar 2025		Mike Bishop Marco Tiloca
	6 pages draft-ietf-core-coap-dtls-alpn-04 ALPN ID Specification for CoAP over DTLS	2025-04-01	IESG Evaluation IESG telechat: 2025-08-07 Submitted to IESG for Publication : Informational Reviews: secdir IETF Last Call artart IETF Last Call genart IETF Last Call dnsdir IETF Last Call Feb 2025 Action Holder: Mike Bishop		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 Waiting for WG Chair Go-Ahead : Proposed Standard Mar 2025		Esko Dijk
	49 pages draft-ietf-core-comi-20 CoAP Management Interface (CORECONF)	2025-05-06	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
	27 pages draft-ietf-core-corr-clar-02 Constrained Application Protocol (CoAP): Corrections and Clarifications	2025-06-20	I-D Exists WG Document Dec 2029
	31 pages draft-ietf-core-dns-over-coap-16 DNS over CoAP (DoC)	2025-07-07 New	IESG Evaluation IESG telechat: 2025-08-07 Submitted to IESG for Publication : Proposed Standard Reviews: tsvart IETF Last Call genart IETF Last Call artart IETF Last Call dnsdir Early dnsdir Early secdir IETF Last Call Feb 2025 Action Holder: Mike Bishop	1	Mike Bishop Marco Tiloca
	106 pages draft-ietf-core-groupcomm-bis-14 Group Communication for the Constrained Application Protocol (CoAP)	2025-07-02 New	In Last Call (ends 2025-07-29) Submitted to IESG for Publication : Proposed Standard Reviews: dnsdir IETF Last Call artart IETF Last Call genart IETF Last Call Aug 2024 Action Holder: Mike Bishop		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-23 Constrained Resource Identifiers	2025-07-07 New	In Last Call (ends 2025-07-29) Submitted to IESG for Publication : Proposed Standard Reviews: genart IETF Last Call artart IETF Last Call Nov 2024 Action Holder: Mike Bishop		Mike Bishop Thomas Fossati
	101 pages draft-ietf-core-observe-multicast-notifications-12 Observe Notifications as CoAP Multicast Responses	2025-07-07 New	I-D Exists WG Document
	58 pages draft-ietf-core-oscore-capable-proxies-04 OSCORE-capable Proxies	2025-03-03	I-D Exists WG Document
	127 pages draft-ietf-core-oscore-groupcomm-26 Group Object Security for Constrained RESTful Environments (Group OSCORE)	2025-07-05 New	In Last Call (ends 2025-07-29) Submitted to IESG for Publication : Proposed Standard Reviews: artart IETF Last Call genart IETF Last Call Aug 2024 Action Holder: Mike Bishop		Mike Bishop Christian Amsüss
	19 pages draft-ietf-core-oscore-id-update-03 Identifier Update for OSCORE	2025-07-07 New	I-D Exists WG Document
	14 pages draft-ietf-core-oscore-key-limits-05 Key Usage Limits for OSCORE	2025-07-07 New	I-D Exists WG Document
	55 pages draft-ietf-core-oscore-key-update-11 Key Update for OSCORE (KUDOS)	2025-07-07 New	I-D Exists WG Document
	50 pages draft-ietf-core-transport-indication-09 CoAP Transport Indication	2025-07-07 New	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	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	1	Alexey 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	1	Alexey 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)
	44 pages draft-amsuess-core-cachable-oscore-11 Cacheable OSCORE	2025-07-06 New	I-D Exists
	14 pages draft-bormann-core-responses-04 CoAP: Non-traditional response forms	2025-03-03	I-D Exists
	32 pages draft-gomez-core-coap-bp-04 Constrained Application Protocol (CoAP) over Bundle Protocol (BP)	2025-07-02 New	I-D Exists
	17 pages draft-gomez-core-coap-space-03 CoAP in Space	2025-07-01 New	I-D Exists
	12 pages draft-lenders-core-dnr-06 Discovery of Network-designated OSCORE-based Resolvers: Problem Statement	2025-07-07 New	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
	12 pages draft-tiloca-core-oscore-piv-enc-00 Encrypted Partial IV in the Constrained Application Protocol (CoAP) OSCORE Option	2025-07-07 New	I-D Exists