The Group Key Management cluster (0x003F) is a Matter cluster that Manages cryptographic keys used for secure group communication.. It defines 6 commands and 5 attributes and is mandatory for 1 device type.
Group Key Management 0x003F
Manages cryptographic keys used for secure group 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 5
Commands 6
Features 2
| Code | Name | Type | Flags |
|---|---|---|---|
| 0x0000 | GroupKeyMap | array | Writable write: manage |
| 0x0001 | GroupTable | array | |
| 0x0002 |
MaxGroupsPerFabric
default 0
|
int16u | |
| 0x0003 |
MaxGroupKeysPerFabric
min 1 · default 1
|
int16u | |
| 0x0004 | GroupcastAdoption | array | Writable Optional Provisional read: administer write: administer |
| Code | Name | Direction | Parameters |
|---|---|---|---|
| 0x00 |
KeySetWrite
invoke: administer
This command is used by Administrators to set the state of a given Group Key Set, including atomically updating the state of all epoch keys.
|
client→server |
GroupKeySet: GroupKeySetStruct |
| 0x01 |
KeySetRead
invoke: administer
This command is used by Administrators to read the state of a given Group Key Set.
|
client→server |
GroupKeySetID: int16u |
| 0x02 |
KeySetReadResponse
This command SHALL be generated in response to the KeySetRead command, if a valid Group Key Set was found.
|
server→client |
GroupKeySet: GroupKeySetStruct |
| 0x03 |
KeySetRemove
invoke: administer
This command is used by Administrators to remove all state of a given Group Key Set.
|
client→server |
GroupKeySetID: int16u |
| 0x04 |
KeySetReadAllIndices
invoke: administer
This command is used by Administrators to query a list of all Group Key Sets associated with the accessing fabric.
|
client→server | None |
| 0x05 |
KeySetReadAllIndicesResponse
This command SHALL be generated in response to KeySetReadAllIndices and it SHALL contain the list of _GroupKeySetID_ for all Group Key Sets associated with the scoped Fabric.
|
server→client |
GroupKeySetIDs: int16u |
CacheAndSync
(CS)
bit 0
Provisional
The ability to support CacheAndSync security policy and MCSP
Groupcast
(GCAST)
bit 1
The device supports groups using the Groupcast cluster
Device Types Using This Cluster
Device types in the Matter spec that reference this cluster
Devices Implementing This Cluster
707 devices in the survey implement this cluster
Smart Air Purifier 2 (Sensor)
Shenzhen Qianyan Technology
Govee Strip Light with Tower Kit
Shenzhen Qianyan Technology
Govee Star Light Projector
Shenzhen Qianyan Technology
WiZ Linear
Signify
LIFX Spot
LIFX
Grimsholm Smart Irrigation Valve
Grimsholm Products AB
Pulse Pro Hub
Rollease Acmeda
Govee Net lights
Shenzhen Qianyan Technology
Floor Cleaning Robot
ECOVACS
Eve Thermostat
Eve Systems
鱼客_人在传感器
Anty Electronics
twunby
ECOVACS
tado Wireless Temperature Sensor X
tado° GmbH
Air purifier lite
xCREAS
Robotic Vacuum Cleaner
Roborock
Zemismart WiFi Smart Switch
Zemismart Technology Limited
LIFX Downlight
LIFX
2BMOG-LKMSD650A
LOCKIN (U.S.) INC.
Lennox S40 Smart Thermostat
Lennox
Freedompro Light (LB0104-B)
Freedompro
Freedompro Shutter (WC0102-B)
Freedompro
HALO Flood (ESF)
Signify
Govee RGBIC Pro LED Strip Lights
Shenzhen Qianyan Technology
WiZ G125 Filament
Signify