The Group Key Management cluster (0x003F) is a Matter cluster that Manages cryptographic keys used for secure group communication.. It defines 6 commands and 4 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 4
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 |
| 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
770 devices in the survey implement this cluster
Radiator Thermostat W600
Aqara
Aqara Smart Light
Aqara
Shelly 1 Mini Gen4
Shelly
Heiman smart smoke sensor
HEIMAN
Decora Smart Wi-Fi 2nd Gen Dimmer
Leviton
Smart window handle
SIEGENIA
Philips Hue Light
Signify
Hub Mini
SwitchBot
Tapo Smart Plug, Energy Monitoring
Tapo
Hub 2
SwitchBot
Aqara Light Switch H2
Aqara
KAJPLATS E26 CWS globe 1100lm
IKEA of Sweden
Aqara Smart Light
Aqara
Decora Smart Wi-Fi 2nd Gen Switch
Leviton
H600D
Shenzhen Qianyan Technology
Eve Energy Outlet
Eve Systems
Shelly 2PM Gen4
Shelly
Eve Thermo Control
Eve Systems
Lafaer Wireless Radar Occupancy Sensor
GL Technologies
Eve Weather
Eve Systems
Essentials BR30
Nanoleaf
Shelly 1PM Mini Gen4
Shelly
MOES Matter Light
MOES
Smart RGBTW Bulb
Leedarson