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
651 devices in the survey implement this cluster
Anona Holo
Anona Security Technology Limited
Smart RGBTW Bulb
Leedarson
Shelly 1PM Gen3
Shelly
Shelly Dimmer Gen4 US
Shelly
Comet Matter
Eurotronic Technology GmbH
SMART MAT PAR16 RGBW GU10
LEDVANCE
SONOFF SwitchMan Smart Wall Switch
SONOFF
eufy FamiLock E34
Anker Innovations Technology Co., Ltd
Dreame Aqua10 Ultra Roller Complete
Dreame
Roborock Robotic Vacuum Cleaner
Roborock
Zemismart M6 Hub
Zemismart Technology Limited
IM Pushbutton Module
innovation matters iot GmbH
ULTRALOQ Smart Door Lock
Xthings Inc.
SMART WIFI MAT DUPLO 580 IP44 TW
LEDVANCE
SmartSetup Thread 4Channel Power Controller
SmartSetup
Aqara Smart Light
Aqara
ML5
MiBoxer
Govee Outdoor Strip Light 2
Shenzhen Qianyan Technology
Govee string lights
Shenzhen Qianyan Technology
UA-SmartPlug-M023-US102
Uascent
H61B8
Shenzhen Qianyan Technology
H61B9
Shenzhen Qianyan Technology
Govee Cutain Lights
Shenzhen Qianyan Technology
M2D Bridge
innovation matters iot GmbH