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 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
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
641 devices in the survey implement this cluster
Smart Power Strip
Meross
Zemismart Thread Curtain Motor
Zemismart Technology Limited
Sailsco Smart Bulb RGB+CCT
Saishigao
InvisOutlet
Intecular
arre Temperature Sensor
TUO Accessories LLC
Smart Home Hub
SONOFF
A8M
L-TRADE
Nanoleaf Indoor Lights
Nanoleaf
Zemismart Smart Curtain
Zemismart Technology Limited
Xeenos Go Aktor Switch 2K UP
WAREMA Renkhoff SE
Essentials Wifi Smart Light
Nanoleaf
SMART MATDECORWALLTWIST230X127TW
LEDVANCE
Xeenos Go Aktor Jalousie UP
WAREMA Renkhoff SE
PIR Sensor
NEO
Smart RGBTW Bulb
Leedarson
Aqara Camera Hub G350
Aqara
Tapo Smart Wi-Fi Light Switch
Tapo
ANTELA Smart Plug
ANTELA
Matter On/off Plug-in Unit
Quectel
MT-RGBCCT
Sunricher
Square D Wifi Receptacle
Schneider Electric
Dreame X50 Ultra
Dreame
LIFX BR30
LIFX
00176656
Hama GmbH