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
716 devices in the survey implement this cluster
TOFSMYGGA plug black/outdoor
IKEA of Sweden
SwitchBot Relay Switch 1PM
SwitchBot
Robotic Vacuum Cleaner
Roborock
Aqara Hub M200
Aqara
SONOFF MINI-D Wi-Fi Smart Switch
SONOFF
Heiman smart smoke sensor
HEIMAN
tado Smart Thermostat X
tado° GmbH
Yale Smart Lock with Matter over Thread
Fortune Brands
UA-SmartPlug-M028-US102
Uascent
Xeenos Go Aktor Jalousie UP
WAREMA Renkhoff SE
Tapo Smart Plug, Energy Monitoring
Tapo
Smart Window Shade Tubular Motor
JLM
NSPanel Pro
SONOFF
Sengled Wi-Fi Plug
Sengled
Eve Energy
Eve Systems
SwitchBot AI Hub
SwitchBot
Govee Smart Bulb
Shenzhen Qianyan Technology
FocusPro S200 Smart Thermostat
Resideo
Smart Plug
Realwe Innovation
Govee Pendant Light
Shenzhen Qianyan Technology
Tapo Smart Outdoor Plug
TP-Link
SH Matter Bridge
Bosch
F1s203-EU
MOES
Smart Plug Mini
Meross