diff --git a/docs/settings.md b/docs/settings.md
index a1c14d944c4..9b476365ea7 100644
--- a/docs/settings.md
+++ b/docs/settings.md
@@ -51,47 +51,48 @@
When available the dedicated UI or OCC command option should be used to configure the setting rather than directly manipulating the database.
-Option legend:
+Legend:
+* `Hash` - Whether the changing the config changes the Talk version hash triggering clients to refresh capabilities
* 🖌️ - UI option in the admin settings available
* 💻 - Dedicated OCC command available
-| Key | Internal type | Default | Option | Valid values |
-|--------------------------------------|------------------------------------------------------------------|------------|--------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| `allowed_groups` | string[] | `[]` | 🖌️ | List of group ids that are allowed to use Talk |
-| `sip_bridge_groups` | string[] | `[]` | 🖌️ | List of group ids that are allowed to enable SIP dial-in in a conversation |
-| `start_conversations` | string[] | `[]` | 🖌️ | List of group ids that are allowed to create conversations |
-| `hosted-signaling-server-account` | array | `{}` | 🖌️ | Account information of the hosted signaling server |
-| `stun_servers` | array[] | `[]` | 🖌💻️ | List of STUN servers, should be configured via the web interface or the OCC commands |
-| `turn_servers` | array[] | `[]` | 🖌️💻 | List of TURN servers, should be configured via the web interface or the OCC commands |
-| `recording_servers` | array[] | `[]` | 🖌️ | List of recording servers, should be configured via the web interface |
-| `signaling_servers` | array[] | `[]` | 🖌️💻 | List of signaling servers, should be configured via the web interface or the OCC commands |
-| `signaling_mode` | string
`internal` or `external` or `conversation_cluster` | `internal` | | `internal` when no HPB is configured, `external` when configured, `conversation_cluster` is an experimental flag that is deprecated |
-| `sip_bridge_dialin_info` | string | | 🖌️ | Additional information added in the SIP dial-in invitation mail and sidebar |
-| `sip_bridge_shared_secret` | string | | 🖌️ | Shared secret allowing the SIP bridge to authenticate on the Nextcloud server |
-| `signaling_ticket_secret` | string | | | Secret used to secure the signaling tickets for guests (255 character random string) |
-| `signaling_token_alg` | string
`ES256`, `ES384`, `RS256`, `RS384`, `RS512` or `EdDSA` | `ES256` | | Algorithm for the signaling tickets |
-| `signaling_token_privkey_*` | string | * | | Private key for the signaling ticket creation by the server |
-| `signaling_token_pubkey_*` | string | * | | Public key for the signaling ticket creation by the server |
-| `hosted-signaling-server-nonce` | string | | | Temporary nonce while configuring the hosted signaling server |
-| `hosted-signaling-server-account-id` | string | | | Account identifier of the hosted signaling server |
-| `matterbridge_binary` | string | | | Path to the matterbridge binary file |
-| `bridge_bot_password` | string | | | Automatically generated password of the matterbridge bot user profile |
-| `default_attachment_folder` | string | `/Talk` | | Specify default attachment folder location |
-| `start_calls` | int | `0` | 🖌️ | Who can start a call, see [constants list](constants.md#start-call) |
-| `max-gif-size` | int | `3145728` | | Maximum file size for clients to render gifs previews with animation |
-| `session-ping-limit` | int | `200` | | Number of sessions the HPB can ping in a single request |
-| `token_entropy` | int | `8` | | Length of conversation tokens, can be increased to make tokens harder to guess but reduces readability and dial-in comfort |
-| `default_group_notification` | int | `2` | 🖌️ | Default notification level for group conversations [constants list](constants.md#participant-notification-levels) |
-| `default_permissions` | int | `246` | | Default permissions for non-moderators (see [constants list](constants.md#attendee-permissions) for bit flags) |
-| `grid_videos_limit` | int | `19` | | Maximum number of videos to show (additional to the own video) |
-| `grid_videos_limit_enforced` | string
`yes` or `no` | `no` | | Whether the number of grid videos should be enforced |
-| `changelog` | string
`yes` or `no` | `yes` | | Whether the changelog conversation is updated with new features on major releases |
-| `has_reference_id` | string
`yes` or `no` | `no` | | Indicator whether the clients can use the reference value to identify their message, will be automatically set to `yes` when the repair steps are executed |
-| `hide_signaling_warning` | string
`yes` or `no` | `no` | 🖌️ | Flag that allows to suppress the warning that an HPB should be configured |
-| `breakout_rooms` | string
`yes` or `no` | `yes` | | Whether or not breakout rooms are allowed (Will only prevent creating new breakout rooms. Existing conversations are not modified.) |
-| `call_recording` | string
`yes` or `no` | `yes` | | Enable call recording |
-| `federation_enabled` | string
`yes` or `no` | `no` | | 🏗️ *Work in progress:* Whether or not federation with this instance is allowed |
-| `conversations_files` | string
`1` or `0` | `1` | 🖌️ | Whether the files app integration is enabled allowing to start conversations in the right sidebar |
-| `conversations_files_public_shares` | string
`1` or `0` | `1` | 🖌️ | Whether the public share integration is enabled allowing to start conversations in the right sidebar on the public share page (Requires `conversations_files` also to be enabled) |
-| `enable_matterbridge` | string
`1` or `0` | `0` | 🖌️ | Whether the matterbridge integration is enabled and can be configured |
+| Key | Internal type | Default | Hash | Option | Valid values |
+|--------------------------------------|------------------------------------------------------------------|------------|------|--------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| `allowed_groups` | string[] | `[]` | Yes | 🖌️ | List of group ids that are allowed to use Talk |
+| `sip_bridge_groups` | string[] | `[]` | Yes | 🖌️ | List of group ids that are allowed to enable SIP dial-in in a conversation |
+| `start_conversations` | string[] | `[]` | Yes | 🖌️ | List of group ids that are allowed to create conversations |
+| `hosted-signaling-server-account` | array | `{}` | No | 🖌️ | Account information of the hosted signaling server |
+| `stun_servers` | array[] | `[]` | Yes | 🖌💻️ | List of STUN servers, should be configured via the web interface or the OCC commands |
+| `turn_servers` | array[] | `[]` | Yes | 🖌️💻 | List of TURN servers, should be configured via the web interface or the OCC commands |
+| `recording_servers` | array[] | `[]` | Yes | 🖌️ | List of recording servers, should be configured via the web interface |
+| `signaling_servers` | array[] | `[]` | Yes | 🖌️💻 | List of signaling servers, should be configured via the web interface or the OCC commands |
+| `signaling_mode` | string
`internal` or `external` or `conversation_cluster` | `internal` | Yes | | `internal` when no HPB is configured, `external` when configured, `conversation_cluster` is an experimental flag that is deprecated |
+| `sip_bridge_dialin_info` | string | | Yes | 🖌️ | Additional information added in the SIP dial-in invitation mail and sidebar |
+| `sip_bridge_shared_secret` | string | | Yes | 🖌️ | Shared secret allowing the SIP bridge to authenticate on the Nextcloud server |
+| `signaling_ticket_secret` | string | | Yes | | Secret used to secure the signaling tickets for guests (255 character random string) |
+| `signaling_token_alg` | string
`ES256`, `ES384`, `RS256`, `RS384`, `RS512` or `EdDSA` | `ES256` | Yes | | Algorithm for the signaling tickets |
+| `signaling_token_privkey_*` | string | * | Yes | | Private key for the signaling ticket creation by the server |
+| `signaling_token_pubkey_*` | string | * | Yes | | Public key for the signaling ticket creation by the server |
+| `hosted-signaling-server-nonce` | string | | No | | Temporary nonce while configuring the hosted signaling server |
+| `hosted-signaling-server-account-id` | string | | No | | Account identifier of the hosted signaling server |
+| `matterbridge_binary` | string | | No | | Path to the matterbridge binary file |
+| `bridge_bot_password` | string | | No | | Automatically generated password of the matterbridge bot user profile |
+| `default_attachment_folder` | string | `/Talk` | No | | Specify default attachment folder location |
+| `start_calls` | int | `0` | Yes | 🖌️ | Who can start a call, see [constants list](constants.md#start-call) |
+| `max-gif-size` | int | `3145728` | No | | Maximum file size for clients to render gifs previews with animation |
+| `session-ping-limit` | int | `200` | No | | Number of sessions the HPB can ping in a single request |
+| `token_entropy` | int | `8` | No | | Length of conversation tokens, can be increased to make tokens harder to guess but reduces readability and dial-in comfort |
+| `default_group_notification` | int | `2` | No | 🖌️ | Default notification level for group conversations [constants list](constants.md#participant-notification-levels) |
+| `default_permissions` | int | `246` | Yes | | Default permissions for non-moderators (see [constants list](constants.md#attendee-permissions) for bit flags) |
+| `grid_videos_limit` | int | `19` | No | | Maximum number of videos to show (additional to the own video) |
+| `grid_videos_limit_enforced` | string
`yes` or `no` | `no` | No | | Whether the number of grid videos should be enforced |
+| `changelog` | string
`yes` or `no` | `yes` | No | | Whether the changelog conversation is updated with new features on major releases |
+| `has_reference_id` | string
`yes` or `no` | `no` | Yes | | Indicator whether the clients can use the reference value to identify their message, will be automatically set to `yes` when the repair steps are executed |
+| `hide_signaling_warning` | string
`yes` or `no` | `no` | No | 🖌️ | Flag that allows to suppress the warning that an HPB should be configured |
+| `breakout_rooms` | string
`yes` or `no` | `yes` | Yes | | Whether or not breakout rooms are allowed (Will only prevent creating new breakout rooms. Existing conversations are not modified.) |
+| `call_recording` | string
`yes` or `no` | `yes` | Yes | | Enable call recording |
+| `federation_enabled` | string
`yes` or `no` | `no` | Yes | | 🏗️ *Work in progress:* Whether or not federation with this instance is allowed |
+| `conversations_files` | string
`1` or `0` | `1` | No | 🖌️ | Whether the files app integration is enabled allowing to start conversations in the right sidebar |
+| `conversations_files_public_shares` | string
`1` or `0` | `1` | No | 🖌️ | Whether the public share integration is enabled allowing to start conversations in the right sidebar on the public share page (Requires `conversations_files` also to be enabled) |
+| `enable_matterbridge` | string
`1` or `0` | `0` | No | 🖌️ | Whether the Matterbridge integration is enabled and can be configured |
diff --git a/lib/Controller/RoomController.php b/lib/Controller/RoomController.php
index 9555e289055..d7141d53e8b 100644
--- a/lib/Controller/RoomController.php
+++ b/lib/Controller/RoomController.php
@@ -148,15 +148,25 @@ protected function getTalkHashHeader(): array {
return [
'X-Nextcloud-Talk-Hash' => sha1(
$this->config->getSystemValueString('version') . '#' .
- $this->config->getAppValue('spreed', 'installed_version', '') . '#' .
- $this->config->getAppValue('spreed', 'stun_servers', '') . '#' .
- $this->config->getAppValue('spreed', 'turn_servers', '') . '#' .
- $this->config->getAppValue('spreed', 'signaling_servers', '') . '#' .
- $this->config->getAppValue('spreed', 'signaling_mode', '') . '#' .
- $this->config->getAppValue('spreed', 'allowed_groups', '') . '#' .
- $this->config->getAppValue('spreed', 'start_calls', '') . '#' .
- $this->config->getAppValue('spreed', 'start_conversations', '') . '#' .
- $this->config->getAppValue('spreed', 'has_reference_id', '') . '#' .
+ $this->config->getAppValue('spreed', 'installed_version') . '#' .
+ $this->config->getAppValue('spreed', 'stun_servers') . '#' .
+ $this->config->getAppValue('spreed', 'turn_servers') . '#' .
+ $this->config->getAppValue('spreed', 'signaling_servers') . '#' .
+ $this->config->getAppValue('spreed', 'signaling_mode') . '#' .
+ $this->config->getAppValue('spreed', 'signaling_ticket_secret') . '#' .
+ $this->config->getAppValue('spreed', 'signaling_token_alg', 'ES256') . '#' .
+ $this->config->getAppValue('spreed', 'signaling_token_privkey_' . $this->config->getAppValue('spreed', 'signaling_token_alg', 'ES256')) . '#' .
+ $this->config->getAppValue('spreed', 'signaling_token_pubkey_' . $this->config->getAppValue('spreed', 'signaling_token_alg', 'ES256')) . '#' .
+ $this->config->getAppValue('spreed', 'call_recording') . '#' .
+ $this->config->getAppValue('spreed', 'recording_servers') . '#' .
+ $this->config->getAppValue('spreed', 'allowed_groups') . '#' .
+ $this->config->getAppValue('spreed', 'start_calls') . '#' .
+ $this->config->getAppValue('spreed', 'start_conversations') . '#' .
+ $this->config->getAppValue('spreed', 'default_permissions') . '#' .
+ $this->config->getAppValue('spreed', 'breakout_rooms') . '#' .
+ $this->config->getAppValue('spreed', 'federation_enabled') . '#' .
+ $this->config->getAppValue('spreed', 'enable_matterbridge') . '#' .
+ $this->config->getAppValue('spreed', 'has_reference_id') . '#' .
$this->config->getAppValue('spreed', 'sip_bridge_groups', '[]') . '#' .
$this->config->getAppValue('spreed', 'sip_bridge_dialin_info') . '#' .
$this->config->getAppValue('spreed', 'sip_bridge_shared_secret') . '#' .