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
711 devices in the survey implement this cluster
TNKE27241
tink
Floor Cleaning Robot
ECOVACS
H6076A
Shenzhen Qianyan Technology
Zemismart Roller Shade Driver
Zemismart Technology Limited
eufy Robot Vacuum Omni S1
Anker Innovations Technology
A19 Smart Bulb
Yankon
Shelly 2PM Gen3
Shelly
Govee string lights
Shenzhen Qianyan Technology
Smart Mini Air Purifier
Shenzhen Qianyan Technology
MT-SL-ONOFF
Sunricher
S10
SwitchBot
Aqara Light Switch H2
Aqara
Zemismart M1 Hub
Zemismart Technology Limited
Push-button battery-powered
Albrecht Jung GmbH & Co. KG
Eve Energy
Eve Systems
Smart Plug
SONOFF
Decora Smart Wi-Fi 3nd Gen Switch
Leviton
Dimmable Light
EcoDim
SwitchBot Air Purifier
SwitchBot
R2416C
Dreame
Yale Linus L2
ASSA Abloy AB
Heiman smart door sensor
HEIMAN
Philips G95 Filament
Signify Netherlands B.V.
Griesser Matter Motor Control
Griesser Electronic AG