diff --git a/javascript/src/iframe/viamapi-iframe.js b/javascript/src/iframe/viamapi-iframe.js
index 4d9f7a73b1df14de4cbef64d0347731c1ef71afd..2c7de95a5eb47082ff97299dc5b245132174fb73 100644
--- a/javascript/src/iframe/viamapi-iframe.js
+++ b/javascript/src/iframe/viamapi-iframe.js
@@ -1227,6 +1227,10 @@ connection.promise.then(parent => {
   let identityLoadedEvent = false;
   let identityAuthenticatedEvent = false;
 
+  let previousLocalStorageUUID;
+  let previousLocalStorageToken;
+  let previousLocalStorageIdentity;
+
   setInterval(async function () {
     if (window.currentlyAuthenticatedIdentity) {
       const { authentication } = window.currentlyAuthenticatedIdentity;
@@ -1282,6 +1286,28 @@ connection.promise.then(parent => {
         window.lastTimeGetProfile = now;
       }
     }
+
+    const currentLocalStorageUUID = localStorage.getItem("uuid");
+    const currentLocalStorageToken = localStorage.getItem("token");
+    const currentLocalStorageIdentity = localStorage.getItem("authenticatedIdentity");
+    if (
+      !currentLocalStorageUUID && previousLocalStorageUUID ||
+      !currentLocalStorageToken && previousLocalStorageToken ||
+      !currentLocalStorageIdentity && previousLocalStorageIdentity
+    ) {
+      previousLocalStorageUUID = null;
+      previousLocalStorageToken = null;
+      previousLocalStorageIdentity = null;
+
+      destroyAuthentication();
+
+      const event = createEvent("", "LogoutExternal");
+      parent.onEvent(event);
+    } else {
+      previousLocalStorageUUID = currentLocalStorageUUID;
+      previousLocalStorageToken = currentLocalStorageToken;
+      previousLocalStorageIdentity = currentLocalStorageIdentity;
+    }
   }, 50);
 
   const getNewEventsWithoutSession = async () => {