The Operational Credentials cluster (0x003E) is a Matter cluster that Manages the device's operational certificates for secure fabric communication.. It defines 15 commands and 7 attributes and is mandatory for 1 device type.
Operational Credentials 0x003E
Manages the device's operational certificates for secure fabric communication.
Spec History
This cluster's ClusterRevision across the Matter releases it has shipped in. Click a version to inspect the cluster as it existed in that release.
Attributes 7
Commands 15
Features 1
| Code | Name | Type | Flags |
|---|---|---|---|
| 0x0000 | NOCs | array | read: administer |
| 0x0001 | Fabrics | array | |
| 0x0002 |
SupportedFabrics
5..254
|
int8u | |
| 0x0003 |
CommissionedFabrics
max 254
|
int8u | |
| 0x0004 | TrustedRootCertificates | array | |
| 0x0005 |
CurrentFabricIndex
default 0
|
int8u | |
| 0x0006 | PQCDeviceAttestationProfile | PQCDeviceAttestationProfileStruct | Optional Provisional |
| Code | Name | Direction | Parameters |
|---|---|---|---|
| 0x00 |
AttestationRequest
invoke: administer
This command is used to perform an attestation request.
|
client→server |
AttestationNonce: octet_string |
| 0x01 |
AttestationResponse
This command is used to report the results of the AttestationRequest command.
|
server→client |
AttestationElements: long_octet_string, AttestationSignature: octet_string |
| 0x02 |
CertificateChainRequest
invoke: administer
This command is used to request a certificate from the device attestation certificate chain.
|
client→server |
CertificateType: CertificateChainTypeEnum, CryptoProfile: AttestationCryptoProfileEnum, SegmentID: int16u, MaxSegmentSize: int16u |
| 0x03 |
CertificateChainResponse
This command is used to report the results of the CertificateChainRequest command.
|
server→client |
Certificate: octet_string, TotalDocumentSize: int16u, NextSegmentID: int16u |
| 0x04 |
CSRRequest
invoke: administer
This command is used to perform a CSR request.
|
client→server |
CSRNonce: octet_string, IsForUpdateNOC: boolean |
| 0x05 |
CSRResponse
This command is used to report the results of the CSRRequest command.
|
server→client |
NOCSRElements: long_octet_string, AttestationSignature: octet_string |
| 0x06 |
AddNOC
invoke: administer
This command is used to add a new NOC to the device.
|
client→server |
NOCValue: long_octet_string, ICACValue: long_octet_string, IPKValue: octet_string, CaseAdminSubject: int64u, AdminVendorId: vendor_id |
| 0x07 |
UpdateNOC
invoke: administer
This command is used to update an existing NOC on the device.
|
client→server |
NOCValue: long_octet_string, ICACValue: long_octet_string |
| 0x08 |
NOCResponse
This command is used to report the results of the AddNOC, UpdateNOC, UpdateFabricLabel and RemoveFabric commands.
|
server→client |
StatusCode: NodeOperationalCertStatusEnum, FabricIndex: fabric_idx, DebugText: char_string |
| 0x09 |
UpdateFabricLabel
invoke: administer
This command is used to set the user-visible fabric label for a given Fabric.
|
client→server |
Label: char_string |
| 0x0A |
RemoveFabric
invoke: administer
This command is used to remove a Fabric from the device.
|
client→server |
FabricIndex: fabric_idx |
| 0x0B |
AddTrustedRootCertificate
invoke: administer
This command is used to add a trusted root certificate to the device.
|
client→server |
RootCACertificate: long_octet_string |
| 0x0C |
SetVIDVerificationStatement
invoke: administer
This command is used to manage the VendorID and VIDVerificationStatement fields of the Fabrics attribute, and the VVSC field of an entry in the NOCs attribute.
|
client→server |
VendorID: vendor_id, VIDVerificationStatement: octet_string, VVSC: long_octet_string |
| 0x0D |
SignVIDVerificationRequest
invoke: administer
This command is used to authenticate the fabric associated with the FabricIndex.
|
client→server |
FabricIndex: fabric_idx, ClientChallenge: octet_string |
| 0x0E |
SignVIDVerificationResponse
This command is used to report the results of the SignVIDVerificationRequest command.
|
server→client |
FabricIndex: fabric_idx, FabricBindingVersion: int8u, Signature: octet_string |
PQCDeviceAttestation
(PQCDA)
bit 0
Provisional
Support for PQC profiles in Device Attestation procedure
Device Types Using This Cluster
Device types in the Matter spec that reference this cluster
Devices Implementing This Cluster
706 devices in the survey implement this cluster
Radiator Thermostat W600
Aqara
Heiman smart smoke sensor
HEIMAN
Smart window handle
SIEGENIA
KAJPLATS E27 WS G60 clear 470lm
IKEA of Sweden
Hub 2
SwitchBot
Decora Smart Wi-Fi 2nd Gen Switch
Leviton
Philips Hue Light
Signify
SmartPlug
Espressif Systems
H600D
Shenzhen Qianyan Technology
Tapo Smart Plug, Energy Monitoring
Tapo
KAJPLATS E14 WS globe 806lm
IKEA of Sweden
Smart RGBTW Bulb
Leedarson
Hub Mini
SwitchBot
Eve Thermo Control
Eve Systems
KAJPLATS E26 CWS globe 1100lm
IKEA of Sweden
Shelly 2PM Gen4
Shelly
Essentials BR30
Nanoleaf
Aqara Smart Light
Aqara
Eve Energy Outlet
Eve Systems
Level Lock+ (Matter)
Level Home
Eve Weather
Eve Systems
Tapo Smart Plug, Energy Monitoring
Tapo
Shelly Plug S MTR Gen3
Shelly
Smart RGBTW Bulb
Leedarson