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
SwitchBot Relay Switch 1
SwitchBot
Linkind Smart Plug
Leedarson
Sengled Wi-Fi Plug
Sengled
SONOFF SwitchMan Smart Wall Switch
SONOFF
Smart Bulb Filament
Hama GmbH
Smart Plug
Leedarson
KAJPLATS E12 CWS globe 800lm
IKEA of Sweden
KAJPLATS E12 WS globe 800lm
IKEA of Sweden
Govee Recessed Downlight 2
Shenzhen Qianyan Technology
Decora Smart Wi-Fi 2nd Gen Outlet
Leviton
Tapo Smart Wi-Fi Lamp Dimmer Kit
TP-Link
Mthread
MiBoxer
Zemismart Light Strip Driver
Zemismart Technology Limited
UA-SmartPlug-M028-US102
Uascent
Aqara Smart Light
Aqara
Shelly Outdoor Plug S Gen3
Shelly
SAWF-07P
SONOFF
tado Wireless Temperature Sensor X
tado° GmbH
SONOFF SwitchMan Smart Wall Switch
SONOFF
Shelly 1PM Gen4
Shelly
Smart Night Light Thread
ThirdReality
Kasa Smart Wi-Fi Dimmer Switch
Kasa
Smart RGBTW Bulb
Leedarson
Eve Energy
Eve Systems