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
Robotic Vacuum Cleaner
Roborock
TARUIE AC Remote
DUCTECH
通断器_6控
Homebridge
SMART BRIDGE
in-lite
ESR64PF-IPM
Eltako
SMART MAT ORBIS DL 400 TW WT
LEDVANCE
TCL Window AC
TCL
Robotic Vacuum Cleaner
Roborock
Govee string lights
Shenzhen Qianyan Technology
Zemismart Inline Module
Zemismart Technology Limited
Warmup 7IE Wifi Thermostat. Cloud White Body with Light Chrome Surround.
Warmup Plc
Floor Cleaning Robot
ECOVACS
Smart-Switch-M027-P002
Uascent
Govee Outdoor UpDown Wall Light
Shenzhen Qianyan Technology
Aqara Dimmer Switch H2
Aqara
Smart Wi-Fi Outdoor Plug
Meross
Govee Outdoor String Lights 2
Shenzhen Qianyan Technology
KAJPLATS GU10 WS 575lm
IKEA of Sweden
SmartWings Window Covering
SmartWings
Philips P45.E27
Signify Netherlands B.V.
Philips Ceiling
Signify Netherlands B.V.
Smart Wi-Fi Plug
Phaten
Sengled Smart Matter A60 bulb
Sengled
Govee COB Strip Light 2
Shenzhen Qianyan Technology