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
On-wall button controllers - 4 buttons MATTER
ELKO EP s.r.o
Doorman L4
ASSA Abloy AB
通断器_6控
Anty Electronics
Mill Wi-Fi Panel Heater
Mill International AS
DEWENWILS 3 -Zone Transformer
DEWENWILS
Eve MotionBlinds
Eve Systems
Govee TV Backlight 3 Lite
Shenzhen Qianyan Technology
Outdoor String Lights H1
Aqara
Switch unit with inputs for external buttons MATTER
ELKO EP s.r.o
Matter Over WiFi Smart Switch
SONOFF
Hub 3
CANDY HOUSE
Smart RGBTW Bulb
Leedarson
Govee Ceiling Fan With Lights
Shenzhen Qianyan Technology
LIFX A21
LIFX
Presence Multi-Sensor FP310
Aqara
Zemismart bulb
Zemismart Technology Limited
Lennox L40 Smart Thermostat
Lennox
Linkind SmartLink Hub
AiDot
Heiman smart smoke sensor
HEIMAN
Roborock Robotic Vacuum Cleaner
Roborock
WiZ Candle
Signify
Smart Wall Switch
SONOFF
Ledvance Matter Classic B P RGBW
LEDVANCE
Govee Outdoor Deck Lights
Shenzhen Qianyan Technology