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
LIFX A21
LIFX
Govee Net lights
Shenzhen Qianyan Technology
Floor Cleaning Robot
Ecovacs
ABUS PREFIRA SMART (SX3050M)
ABUS
鱼客_人在传感器
TEST_VENDOR
twunby
Ecovacs
tado Wireless Temperature Sensor X
tado° GmbH
Air purifier lite
xCREAS
Robotic Vacuum Cleaner
Roborock
XIAO Soil Moisture Sensor MoT
TEST_VENDOR
Lennox S40 Smart Thermostat
Lennox
Freedompro Light (LB0104-B)
Freedompro
Freedompro Shutter (WC0102-B)
Freedompro
HALO Flood (ESF)
Signify
Govee RGBIC Pro LED Strip Lights
Shenzhen Qianyan Technology
WiZ G125 Filament
Signify
WiZ G95 Filament
Signify
Brighter Floor Lamp
Brighter Lighting
Shelly 1L Gen3
Shelly
Shelly 1 Gen4 MoT Opener
TEST_VENDOR
Roborock Robotic Vacuum Cleaner
Roborock
OTA Provider
TEST_VENDOR
Hub 3
CANDY HOUSE
Smart Blinds
Sunfree Motor