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
718 devices in the survey implement this cluster
Zwischenstecker ArtNr 60 00056
A. Steffen AG
SmartCeilingFan
Eran Industrial, LLC
Smart-Home-Bridge JS
Schoenberger
Dreame X50 Ultra Complete
Dreame
Power Plug H2 EU（RGB）
Aqara
Dreame D20 Pro Plus
Dreame
Govee Cutain Lights
Govee
Govee Smart Bulb
Govee
Matter Light Switch
Homebridge
Smart Light
Chuan Dian
Aura Reach
Kwikset
Haiku H/I Series
Big Ass Fans
eufy Smart Lock E31
Anker Innovations Technology Co., Ltd
BHT-18
Beca
Smart Bulb
L-TRADE
i6
Big Ass Fans
LIFX A19
Feit Electric
Govee Ceiling Light
Govee
Govee Outdoor Spotlights 2
Govee
Govee Uplighter Floor Lamp
Govee
Home Blind Thread
WAGO
Govee Strip Light 2 Pro
Govee
Tapo Smart Plug, Energy Monitoring
Tapo
2BMOG-LKMSD411A
LOCKIN (U.S.) INC.