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
548 devices in the survey implement this cluster
SwitchBot Relay Switch 1PM
SwitchBot
Philips G95 Filament
Signify
Smart Plug
Hama GmbH & Co KG
ANTELA Smart Plug
Hangzhou Mango Network Technology Co, LTD.
InvisOutlet
Intecular
WiZ Downlight
Signify
Sengled Wi-Fi Plug
Sengled
SMART MATDECORWALLTWIST230X127TW
LEDVANCE
Govee Pendant Light
Shenzhen Qianyan Technology
Aqara Light Switch H2
Aqara
Smart Home Hub
SONOFF
Heiman smart motion sensor
HEIMAN
Level Lock Pro
Level Home
Dreame X50 Ultra
Dreame
SmartWings Window Covering
SmartWings
not-specified
Shelly
SwitchBot Air Purifier
SwitchBot
Square D Wifi Receptacle
Schneider Electric
Decora Smart Wi-Fi Motion Sensing Dimmer
Leviton
Level Bolt (Matter)
Level Home
H7107
Shenzhen Qianyan Technology
Smart RGBTW Bulb
Leedarson
Nuki Smart Lock Pro
Nuki
WiZ A21.E26
Signify