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
711 devices in the survey implement this cluster
Aqara Light Switch H2
Aqara
Govee AI Sync Box 2
Shenzhen Qianyan Technology
Smart RGBTW Bulb
Leedarson
Aqara Camera Hub G350
Aqara
Smart Home Hub
TEST_VENDOR
Tapo Smart Plug, Energy Monitoring
Tapo
Nanoleaf Indoor Lights
Nanoleaf
Cync Full Color Deco Candle Base
GE Lighting, a Savant company
Tapo Smart Outdoor Plug
TP-Link
SAWF-08P
TEST_VENDOR
LIFX BR30
LIFX
Smart Roller Shutter Switch
Meross
SwitchBot Video Doorbell Monitor
SwitchBot
Heiman smart Humidity&Temperature Sensor
HEIMAN
InvisOutlet
Intecular
Smart Power Strip
Meross
Cync Full Color Undercabinet 12"
GE Lighting, a Savant company
Smart HomeBase
Tapo
Govee Recessed Downlight
Shenzhen Qianyan Technology
Google Nest Thermostat
Google LLC
Zemismart Smart Curtain
Zemismart Technology Limited
Shelly 1PM Mini Gen3
Shelly
SMART MATDECORWALLTWIST230X127TW
LEDVANCE
Level Bolt (Matter)
Level Home