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
Brain Cube Matter bridge
AUTOMATOUS.IO
Magic Cube DS001
Chengdu Energy Magic Cube
Spotless Cleaning Robot
BOSCH
Philips Hue Light
Signify Netherlands B.V.
Govee Outdoor Tree Spotlights
Shenzhen Qianyan Technology
Philips Smart TV
Top Victory Electronics
Dual Window Covering
Sunfree Motor
Kasa Smart IoT Hub
Kasa
Anona Holo
Anona Security Tech, Ltd.
Tedee GO2
Tedee
Govee Floor Lamp
Shenzhen Qianyan Technology
IM Pushbutton Module
innovation matters iot GmbH
Heiman smart door sensor
HEIMAN
M2D Bridge
innovation matters iot GmbH
eufy Robotic Vacuum
Anker Innovations Technology
Zemismart Roller Shade Driver
Zemismart Technology Limited
Door/Window Contact II [+M]
Bosch
Shelly Presence Gen4
Shelly
UA-SmartSwitch-M30-P002
Uascent
Philips G95 Filament
Signify Netherlands B.V.
Smart Wi-Fi Switch
Meross
ULTRALOQ Smart Door Lock
U-tec Group Inc.
Shelly 1PM Gen3
Shelly
Wi-Fi Smart Plug
SONOFF