diff --git a/src/router.ts b/src/router.ts
index 463d4e2..40deea0 100755
--- a/src/router.ts
+++ b/src/router.ts
@@ -353,17 +353,46 @@ export async function registerAllListeners() {
     }
   }
 
-  const handleGetProfile = async (event: MessageEvent) => {
-    if (event.data.type !== MessageType.RETRIEVE_DATA) {
+  const handleValidateToken = async (event: MessageEvent) => {
+    if (event.data.type !== MessageType.VALIDATE_TOKEN) {
       return;
     }
-    const tokenService = await TokenService.getInstance();
-    const services = await Services.getInstance();
 
-    if (!services.isPaired()) {
-        const errorMsg = 'Device not paired';
-        errorResponse(errorMsg, event.origin);
-        return;
+    console.log('Received validate token msg');
+
+    const tokenService = await TokenService.getInstance();
+
+    const accessToken = event.data.accessToken;
+    const refreshToken = event.data.refreshToken;
+    try {
+      if (!accessToken || !refreshToken) {
+        // That's actually a different error
+        throw new Error('Missing access token or refresh token');
+      }
+    } catch (e) {
+      console.error('❌ Erreur:', e);
+      errorResponse(`Failed to get profile: ${e}`, event.origin);
+    }
+
+    let isValid = false;
+    if (await tokenService.validateToken(accessToken, event.origin)) {
+      isValid = true;
+    }
+
+    window.parent.postMessage(
+      {
+        type: MessageType.VALIDATE_TOKEN,
+        accessToken: accessToken,
+        refreshToken: refreshToken,
+        isValid: isValid
+      },
+      event.origin
+    );
+  };
+
+  const handleRenewToken = async (event: MessageEvent) => {
+    if (event.data.type !== MessageType.RENEW_TOKEN) {
+      return;
     }
 
     try {