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
Shelly 1 Mini Gen3
Shelly
Govee Outdoor Strip Light 2
Shenzhen Qianyan Technology
ULTRALOQ Smart Door Lock
Xthings Inc.
IM Pushbutton Module
innovation matters iot GmbH
Comet Matter
Eurotronics
Essentials Holiday String Lights
Nanoleaf
Zemismart MT25B Roller Motor
Zemismart Technology Limited
SONOFF SwitchMan Smart Wall Switch
SONOFF
Home Relay 16A Thread
WAGO GmbH & Co. KG
Door/Window Contact II [+M]
BOSCH
Brain Cube Matter bridge
riddix
Tedee GO2
Tedee
M2D Bridge
innovation matters iot GmbH
Dreame Aqua10 Ultra Roller Complete
Dreame
X8S
Resideo
Spotless Cleaning Robot
BOSCH
SmartSetup Thread 4Channel Power Controller
SmartSetup
SMART WIFI MAT DUPLO 580 IP44 TW
LEDVANCE
ML5
MiBoxer
Philips Candle
Signify
Philips GU10
Signify
Cync Indoor Light Strip 16ft
GE Lighting, a Savant company
Smart Outdoor Plug-In Dimmer
Tapo
UA-SmartPlug-M023-US102
Uascent