diff --git a/src/app/Http/Controllers/API/V4/OpenViduController.php b/src/app/Http/Controllers/API/V4/OpenViduController.php
--- a/src/app/Http/Controllers/API/V4/OpenViduController.php
+++ b/src/app/Http/Controllers/API/V4/OpenViduController.php
@@ -250,6 +250,7 @@
 
         $config = [
             'locked' => $room->getSetting('locked') === 'true',
+            'nomedia' => $room->getSetting('nomedia') === 'true',
             'password' => $isOwner ? $password : '',
             'requires_password' => !$isOwner && strlen($password),
         ];
@@ -308,7 +309,7 @@
         // Initialize connection tokens
         if ($init) {
             // Choose the connection role
-            $canPublish = !empty(request()->input('canPublish'));
+            $canPublish = empty($config['nomedia']) && !empty(request()->input('canPublish'));
             $role = $canPublish ? Room::ROLE_PUBLISHER : Room::ROLE_SUBSCRIBER;
             if ($isOwner) {
                 $role |= Room::ROLE_MODERATOR;
@@ -376,6 +377,10 @@
                     $input[$key] = $value ? 'true' : null;
                     break;
 
+                case 'nomedia':
+                    $input[$key] = $value ? 'true' : null;
+                    break;
+
                 default:
                     $errors[$key] = \trans('meet.room-unsupported-option-error');
             }
diff --git a/src/resources/vue/Meet/Room.vue b/src/resources/vue/Meet/Room.vue
--- a/src/resources/vue/Meet/Room.vue
+++ b/src/resources/vue/Meet/Room.vue
@@ -35,8 +35,8 @@
                 <button class="btn btn-link link-fullscreen open hidden" @click="switchFullscreen" title="Full screen">
                     <svg-icon icon="compress"></svg-icon>
                 </button>
-                <button class="btn btn-link link-security" v-if="isRoomOwner()" @click="securityOptions" title="Security options">
-                    <svg-icon icon="shield-alt"></svg-icon>
+                <button class="btn btn-link link-options" v-if="isRoomOwner()" @click="roomOptions" title="Room options">
+                    <svg-icon icon="cog"></svg-icon>
                 </button>
                 <button class="btn btn-link link-logout" @click="logout" title="Leave session">
                     <svg-icon icon="power-off"></svg-icon>
@@ -175,7 +175,7 @@
             </div>
         </div>
 
-        <session-security-options v-if="session.config" :config="session.config" :room="room" @config-update="configUpdate"></session-security-options>
+        <room-options v-if="session.config" :config="session.config" :room="room" @config-update="configUpdate"></room-options>
     </div>
 </template>
 
@@ -183,7 +183,7 @@
     import { Meet, Roles } from '../../js/meet/app.js'
     import StatusMessage from '../Widgets/StatusMessage'
     import LogonForm from '../Login'
-    import SessionSecurityOptions from './SessionSecurityOptions'
+    import RoomOptions from './RoomOptions'
 
     // Register additional icons
     import { library } from '@fortawesome/fontawesome-svg-core'
@@ -201,7 +201,6 @@
         faMicrophoneAlt,
         faPowerOff,
         faUser,
-        faShieldAlt,
         faVideo,
         faVolumeMute
     } from '@fortawesome/free-solid-svg-icons'
@@ -220,7 +219,6 @@
         faMicrophoneAlt,
         faPowerOff,
         faUser,
-        faShieldAlt,
         faVideo,
         faVolumeMute
     )
@@ -231,7 +229,7 @@
     export default {
         components: {
             LogonForm,
-            SessionSecurityOptions,
+            RoomOptions,
             StatusMessage
         },
         data() {
@@ -583,8 +581,8 @@
 
                 return this.reqId
             },
-            securityOptions() {
-                $('#security-options-dialog').modal()
+            roomOptions() {
+                $('#room-options-dialog').modal()
             },
             setMenuItem(type, state, disabled) {
                 let button = $('#meet-session-menu').find('.link-' + type)
diff --git a/src/resources/vue/Meet/SessionSecurityOptions.vue b/src/resources/vue/Meet/RoomOptions.vue
rename from src/resources/vue/Meet/SessionSecurityOptions.vue
rename to src/resources/vue/Meet/RoomOptions.vue
--- a/src/resources/vue/Meet/SessionSecurityOptions.vue
+++ b/src/resources/vue/Meet/RoomOptions.vue
@@ -1,16 +1,16 @@
 <template>
     <div v-if="config">
-        <div id="security-options-dialog" class="modal" tabindex="-1" role="dialog">
+        <div id="room-options-dialog" class="modal" tabindex="-1" role="dialog">
             <div class="modal-dialog" role="document">
                 <div class="modal-content">
                     <div class="modal-header">
-                        <h5 class="modal-title">Security options</h5>
+                        <h5 class="modal-title">Room options</h5>
                         <button type="button" class="close" data-dismiss="modal" aria-label="Close">
                             <span aria-hidden="true">&times;</span>
                         </button>
                     </div>
                     <div class="modal-body">
-                        <form id="security-options-password">
+                        <form id="room-options-password">
                             <div id="password-input" class="input-group input-group-activable">
                                 <span class="input-group-text label">Password:</span>
                                 <span v-if="config.password" id="password-input-text" class="input-group-text">{{ config.password }}</span>
@@ -28,16 +28,27 @@
                             </small>
                         </form>
                         <hr>
-                        <form id="security-options-lock">
+                        <form id="room-options-lock">
                             <div id="room-lock">
                                 <label for="room-lock-input">Locked room:</label>
                                 <input type="checkbox" id="room-lock-input" name="lock" value="1" :checked="config.locked" @click="lockSave">
                             </div>
                             <small class="form-text text-muted">
-                                When the room is locked participants have to be approved by you
+                                When the room is locked participants have to be approved by a moderator
                                 before they could join the meeting.
                             </small>
                         </form>
+                        <hr>
+                        <form id="room-options-nomedia">
+                            <div id="room-nomedia">
+                                <label for="room-lock-input">Subscribers only:</label>
+                                <input type="checkbox" id="room-nomedia-input" name="lock" value="1" :checked="config.nomedia" @click="nomediaSave">
+                            </div>
+                            <small class="form-text text-muted">
+                                Forces all participants to join as subscribers (with camera and microphone turned off).
+                                Moderators will be able to promote them to publishers throughout the session.
+                            </small>
+                        </form>
                     </div>
                     <div class="modal-footer">
                         <button type="button" class="btn btn-secondary modal-action" data-dismiss="modal">Close</button>
@@ -59,7 +70,7 @@
             }
         },
         mounted() {
-            $('#security-options-dialog').on('show.bs.modal', e => {
+            $('#room-options-dialog').on('show.bs.modal', e => {
                 $(e.target).find('.input-group-activable.active').removeClass('active')
             })
         },
@@ -81,6 +92,9 @@
             lockSave(e) {
                 this.configSave('locked', $(e.target).prop('checked') ? 1 : 0)
             },
+            nomediaSave(e) {
+                this.configSave('nomedia', $(e.target).prop('checked') ? 1 : 0)
+            },
             passwordClear() {
                 this.configSave('password', '')
             },
diff --git a/src/tests/Browser/Meet/RoomControlsTest.php b/src/tests/Browser/Meet/RoomControlsTest.php
--- a/src/tests/Browser/Meet/RoomControlsTest.php
+++ b/src/tests/Browser/Meet/RoomControlsTest.php
@@ -110,7 +110,7 @@
                     'screen' => RoomPage::BUTTON_INACTIVE | RoomPage::BUTTON_ENABLED,
                     'chat' => RoomPage::BUTTON_INACTIVE | RoomPage::BUTTON_ENABLED,
                     'fullscreen' => RoomPage::BUTTON_ACTIVE | RoomPage::BUTTON_ENABLED,
-                    'security' => RoomPage::BUTTON_ACTIVE | RoomPage::BUTTON_ENABLED,
+                    'options' => RoomPage::BUTTON_ACTIVE | RoomPage::BUTTON_ENABLED,
                     'logout' => RoomPage::BUTTON_ACTIVE | RoomPage::BUTTON_ENABLED,
                 ])
                 ->whenAvailable('div.meet-video.self', function (Browser $browser) {
diff --git a/src/tests/Browser/Meet/RoomSecurityTest.php b/src/tests/Browser/Meet/RoomOptionsTest.php
rename from src/tests/Browser/Meet/RoomSecurityTest.php
rename to src/tests/Browser/Meet/RoomOptionsTest.php
--- a/src/tests/Browser/Meet/RoomSecurityTest.php
+++ b/src/tests/Browser/Meet/RoomOptionsTest.php
@@ -9,7 +9,7 @@
 use Tests\Browser\Pages\Meet\Room as RoomPage;
 use Tests\TestCaseDusk;
 
-class RoomSecurityTest extends TestCaseDusk
+class RoomOptionsTest extends TestCaseDusk
 {
     /**
      * {@inheritDoc}
@@ -45,10 +45,10 @@
                 ->assertMissing('@setup-password-input')
                 ->clickWhenEnabled('@setup-button')
                 ->waitFor('@session')
-                // Enter Security option dialog
-                ->click('@menu button.link-security')
-                ->with(new Dialog('#security-options-dialog'), function (Browser $browser) use ($room) {
-                    $browser->assertSeeIn('@title', 'Security options')
+                // Enter room option dialog
+                ->click('@menu button.link-options')
+                ->with(new Dialog('#room-options-dialog'), function (Browser $browser) use ($room) {
+                    $browser->assertSeeIn('@title', 'Room options')
                         ->assertSeeIn('@button-action', 'Close')
                         ->assertElementsCount('.modal-footer button', 1)
                         ->assertSeeIn('#password-input .label', 'Password:')
@@ -95,9 +95,9 @@
                 ->waitFor('@session');
 
             // Test removing the password
-            $owner->click('@menu button.link-security')
-                ->with(new Dialog('#security-options-dialog'), function (Browser $browser) use ($room) {
-                    $browser->assertSeeIn('@title', 'Security options')
+            $owner->click('@menu button.link-options')
+                ->with(new Dialog('#room-options-dialog'), function (Browser $browser) use ($room) {
+                    $browser->assertSeeIn('@title', 'Room options')
                         ->assertSeeIn('#password-input-text:not(.text-muted)', 'pass')
                         ->assertSeeIn('#password-clear-btn.btn-outline-danger', 'Clear password')
                         ->assertElementsCount('#password-input button', 1)
@@ -122,7 +122,6 @@
     public function testLockedRoomDeny(): void
     {
         $this->browse(function (Browser $owner, Browser $guest) {
-            // Make sure there's no session yet
             $room = Room::where('name', 'john')->first();
 
             // Join the room as an owner (authenticate)
@@ -134,10 +133,10 @@
                 ->type('@setup-nickname-input', 'John')
                 ->clickWhenEnabled('@setup-button')
                 ->waitFor('@session')
-                // Enter Security option dialog
-                ->click('@menu button.link-security')
-                ->with(new Dialog('#security-options-dialog'), function (Browser $browser) use ($room) {
-                    $browser->assertSeeIn('@title', 'Security options')
+                // Enter room option dialog
+                ->click('@menu button.link-options')
+                ->with(new Dialog('#room-options-dialog'), function (Browser $browser) use ($room) {
+                    $browser->assertSeeIn('@title', 'Room options')
                         ->assertSeeIn('#room-lock label', 'Locked room:')
                         ->assertVisible('#room-lock input[type=checkbox]:not(:checked)')
                         ->assertVisible('#room-lock + small')
@@ -197,7 +196,6 @@
     public function testLockedRoomAcceptAndDismiss(): void
     {
         $this->browse(function (Browser $owner, Browser $guest) {
-            // Make sure there's no session yet
             $room = Room::where('name', 'john')->first();
 
             // Join the room as an owner (authenticate)
@@ -209,10 +207,10 @@
                 ->type('@setup-nickname-input', 'John')
                 ->clickWhenEnabled('@setup-button')
                 ->waitFor('@session')
-                // Enter Security option dialog
-                ->click('@menu button.link-security')
-                ->with(new Dialog('#security-options-dialog'), function (Browser $browser) use ($room) {
-                    $browser->assertSeeIn('@title', 'Security options')
+                // Enter room option dialog
+                ->click('@menu button.link-options')
+                ->with(new Dialog('#room-options-dialog'), function (Browser $browser) use ($room) {
+                    $browser->assertSeeIn('@title', 'Room options')
                         ->assertSeeIn('#room-lock label', 'Locked room:')
                         ->assertVisible('#room-lock input[type=checkbox]:not(:checked)')
                         ->assertVisible('#room-lock + small')
@@ -267,4 +265,62 @@
             });
         });
     }
+
+    /**
+     * Test nomedia (subscribers only) feature
+     *
+     * @group openvidu
+     */
+    public function testSubscribersOnly(): void
+    {
+        $this->browse(function (Browser $owner, Browser $guest) {
+            $room = Room::where('name', 'john')->first();
+
+            // Join the room as an owner (authenticate)
+            $owner->visit(new RoomPage('john'))
+                // ->click('@setup-button')
+                // ->submitLogon('john@kolab.org', 'simple123')
+                ->waitFor('@setup-form')
+                ->waitUntilMissing('@setup-status-message.loading')
+                ->type('@setup-nickname-input', 'John')
+                ->clickWhenEnabled('@setup-button')
+                ->waitFor('@session')
+                // Enter room option dialog
+                ->click('@menu button.link-options')
+                ->with(new Dialog('#room-options-dialog'), function (Browser $browser) use ($room) {
+                    $browser->assertSeeIn('@title', 'Room options')
+                        ->assertSeeIn('#room-nomedia label', 'Subscribers only:')
+                        ->assertVisible('#room-nomedia input[type=checkbox]:not(:checked)')
+                        ->assertVisible('#room-nomedia + small')
+                        // Test enabling the option
+                        ->click('#room-nomedia input')
+                        ->assertToast(Toast::TYPE_SUCCESS, "Room configuration updated successfully.")
+                        ->click('@button-action');
+
+                    $this->assertSame('true', $room->fresh()->getSetting('nomedia'));
+                });
+
+            // In another browser act as a guest
+            $guest->visit(new RoomPage('john'))
+                ->waitFor('@setup-form')
+                ->waitUntilMissing('@setup-status-message.loading')
+                ->type('@setup-nickname-input', 'John')
+                ->clickWhenEnabled('@setup-button')
+                // expect the owner to have a video, but the guest to have none
+                ->waitFor('@session .meet-video')
+                ->waitFor('@session .meet-subscriber.self');
+
+            // Unset the option back
+            $owner->click('@menu button.link-options')
+                ->with(new Dialog('#room-options-dialog'), function (Browser $browser) use ($room) {
+                    $browser->assertVisible('#room-nomedia input[type=checkbox]:checked')
+                        // Test enabling the option
+                        ->click('#room-nomedia input')
+                        ->assertToast(Toast::TYPE_SUCCESS, "Room configuration updated successfully.")
+                        ->click('@button-action');
+
+                    $this->assertSame(null, $room->fresh()->getSetting('nomedia'));
+                });
+        });
+    }
 }
diff --git a/src/tests/Browser/Meet/RoomSetupTest.php b/src/tests/Browser/Meet/RoomSetupTest.php
--- a/src/tests/Browser/Meet/RoomSetupTest.php
+++ b/src/tests/Browser/Meet/RoomSetupTest.php
@@ -307,7 +307,7 @@
                     'hand' => RoomPage::BUTTON_INACTIVE | RoomPage::BUTTON_ENABLED,
                     'chat' => RoomPage::BUTTON_INACTIVE | RoomPage::BUTTON_ENABLED,
                     'fullscreen' => RoomPage::BUTTON_ACTIVE | RoomPage::BUTTON_ENABLED,
-                    'security' => RoomPage::BUTTON_ACTIVE | RoomPage::BUTTON_ENABLED,
+                    'options' => RoomPage::BUTTON_ACTIVE | RoomPage::BUTTON_ENABLED,
                     'logout' => RoomPage::BUTTON_ACTIVE | RoomPage::BUTTON_ENABLED,
                 ]);
 
diff --git a/src/tests/TestCaseMeetTrait.php b/src/tests/TestCaseMeetTrait.php
--- a/src/tests/TestCaseMeetTrait.php
+++ b/src/tests/TestCaseMeetTrait.php
@@ -37,7 +37,7 @@
         $this->clearMeetEntitlements();
 
         $room = Room::where('name', $room_name)->first();
-        $room->setSettings(['password' => null, 'locked' => null]);
+        $room->setSettings(['password' => null, 'locked' => null, 'nomedia' => null]);
 
         if ($room->session_id) {
             $room->session_id = null;