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
arre Temperature Sensor
arre home LLC
Smart Power Strip
Meross
Shelly EM Mini Gen4
Shelly
PIR Sensor
NEO
H600C
Shenzhen Qianyan Technology
Essentials Holiday String Lights
Nanoleaf
Sengled Smart Matter A60 bulb
Sengled
Zemismart Thread Curtain Motor
Zemismart Technology Limited
SMART MATDECORWALLTWIST230X127TW
LEDVANCE
Nanoleaf Indoor Lights
Nanoleaf
Zemismart Smart Curtain
Zemismart Technology Limited
A8M
L-TRADE
Aqara Camera Hub G350
Aqara
SmartWave Window Covering
SmartWave
Xeenos Go Aktor Switch 2K UP
WAREMA Renkhoff SE
Xeenos Go Aktor Jalousie UP
WAREMA Renkhoff SE
Smart RGBTW Bulb
Leedarson
TOFSMYGGA plug black/outdoor
IKEA of Sweden
Matter On/off Plug-in Unit
Quectel
Google Nest Thermostat
Google LLC
Cync Full Color Undercabinet 18"
GE Lighting, a Savant company
Tapo Smart Wi-Fi Light Switch
Tapo
LIFX BR30
Feit Electric
ANTELA Smart Plug
Hangzhou Mango Network Technology Co, LTD.