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
548 devices in the survey implement this cluster
SAWF-08P
SONOFF
Nuki Smart Lock
Nuki
SmartWings Levitate with DUCTECH
Ductech
Smart Plug
Realwe Innovation
MOES Matter Light
MOES
Shelly 1PM Gen4
Shelly
Eve Energy
Eve Systems
Aqara Smart Light
Aqara
Tapo Smart Wi-Fi Lamp Dimmer Kit
TP-Link
Kasa Smart Outdoor Plug
Kasa
Smart Plug Mini
Meross
KAJPLATS E12 CWS globe 800lm
IKEA of Sweden
Eve Dimmer Switch
Eve Systems
Cync Indoor Plug
GE Lighting, a Savant company
Heiman smart Humidity&Temperature Sensor
HEIMAN
Shelly Outdoor Plug S Gen3
Shelly
tado Wireless Temperature Sensor X
tado° GmbH
KAJPLATS E26 WS globe 1600lm
IKEA of Sweden
Smart Presence Sensor
Meross
SONOFF SwitchMan Smart Wall Switch
SONOFF
Govee RGBWW Smart LED Bulb
Shenzhen Qianyan Technology
Eve Energy
Eve Systems
WiZ A19
Signify
SONOFF MINI-D Wi-Fi Smart Switch
SONOFF