diff --git a/src/app/app-routing.module.ts b/src/app/app-routing.module.ts
index a0f9d101..196756bf 100644
--- a/src/app/app-routing.module.ts
+++ b/src/app/app-routing.module.ts
@@ -20,7 +20,7 @@ const routes: Routes = [
     {
         path: 'vault',
         component: VaultComponent,
-        canActivate: [AuthGuardService]
+        canActivate: [AuthGuardService],
     },
     { path: 'hint', component: HintComponent },
 ];
diff --git a/src/app/app.component.ts b/src/app/app.component.ts
index 2860f323..95a1cc5f 100644
--- a/src/app/app.component.ts
+++ b/src/app/app.component.ts
@@ -4,7 +4,27 @@ import {
 } from 'angular2-toaster';
 import { Angulartics2GoogleAnalytics } from 'angulartics2/ga';
 
-import { Component } from '@angular/core';
+import {
+    Component,
+    OnInit,
+} from '@angular/core';
+import { Router } from '@angular/router';
+
+import { ToasterService } from 'angular2-toaster';
+import { Angulartics2 } from 'angulartics2';
+
+import { BroadcasterService } from './services/broadcaster.service';
+
+import { AuthService } from 'jslib/abstractions/auth.service';
+import { CipherService } from 'jslib/abstractions/cipher.service';
+import { CryptoService } from 'jslib/abstractions/crypto.service';
+import { FolderService } from 'jslib/abstractions/folder.service';
+import { I18nService } from 'jslib/abstractions/i18n.service';
+import { PasswordGenerationService } from 'jslib/abstractions/passwordGeneration.service';
+import { SettingsService } from 'jslib/abstractions/settings.service';
+import { SyncService } from 'jslib/abstractions/sync.service';
+import { TokenService } from 'jslib/abstractions/token.service';
+import { UserService } from 'jslib/abstractions/user.service';
 
 @Component({
     selector: 'app-root',
@@ -13,7 +33,7 @@ import { Component } from '@angular/core';
         <toaster-container [toasterconfig]="toasterConfig"></toaster-container>
         <router-outlet></router-outlet>`,
 })
-export class AppComponent {
+export class AppComponent implements OnInit {
     toasterConfig: ToasterConfig = new ToasterConfig({
         showCloseButton: true,
         mouseoverTimerStop: true,
@@ -21,7 +41,59 @@ export class AppComponent {
         limit: 5,
     });
 
-    constructor(angulartics2GoogleAnalytics: Angulartics2GoogleAnalytics) {
-        // ctor
+    constructor(private angulartics2GoogleAnalytics: Angulartics2GoogleAnalytics,
+        private broadcasterService: BroadcasterService, private userService: UserService,
+        private tokenService: TokenService, private folderService: FolderService, private cryptoService: CryptoService,
+        private settingsService: SettingsService, private syncService: SyncService,
+        private passwordGenerationService: PasswordGenerationService, private cipherService: CipherService,
+        private authService: AuthService, private router: Router, private analytics: Angulartics2,
+        private toasterService: ToasterService, private i18nService: I18nService) { }
+
+    ngOnInit() {
+        this.broadcasterService.subscribe(async (message: any) => {
+            switch (message.command) {
+                case 'loggedIn':
+                    break;
+                case 'logout':
+                    const userId = await this.userService.getUserId();
+
+                    await Promise.all([
+                        this.syncService.setLastSync(new Date(0)),
+                        this.tokenService.clearToken(),
+                        this.cryptoService.clearKeys(),
+                        this.userService.clear(),
+                        this.settingsService.clear(userId),
+                        this.cipherService.clear(userId),
+                        this.folderService.clear(userId),
+                        this.passwordGenerationService.clear(),
+                    ]);
+
+                    this.doneLoggingOut(message.expired);
+                    break;
+                case 'doneLoggingOut':
+                    this.doneLoggingOut(message.expired);
+                    break;
+                case 'locked':
+                    break;
+                case 'unlocked':
+                    break;
+                case 'syncStarted':
+                    break;
+                case 'syncCompleted':
+                    break;
+                default:
+            }
+        });
+    }
+
+    private doneLoggingOut(expired: boolean) {
+        this.authService.logOut(() => {
+            this.analytics.eventTrack.next({ action: 'Logged Out' });
+            if (expired) {
+                this.toasterService.popAsync('warning', this.i18nService.t('loggedOut'),
+                    this.i18nService.t('loginExpired'));
+            }
+            this.router.navigate(['login']);
+        });
     }
 }
diff --git a/src/app/services/auth-guard.service.ts b/src/app/services/auth-guard.service.ts
index 35e884af..bb6cdd23 100644
--- a/src/app/services/auth-guard.service.ts
+++ b/src/app/services/auth-guard.service.ts
@@ -5,19 +5,23 @@ import {
 } from '@angular/router';
 
 import { CryptoService } from 'jslib/abstractions/crypto.service';
+import { MessagingService } from 'jslib/abstractions/messaging.service';
 import { UserService } from 'jslib/abstractions/user.service';
 
 @Injectable()
 export class AuthGuardService implements CanActivate {
-    constructor(private cryptoService: CryptoService, private userService: UserService, private router: Router) { }
+    constructor(private cryptoService: CryptoService, private userService: UserService, private router: Router,
+        private messagingService: MessagingService) { }
 
-    canActivate(): boolean {
-        if (!this.userService.isAuthenticated()) {
-            this.router.navigate(['vault']);
+    async canActivate() {
+        const isAuthed = await this.userService.isAuthenticated();
+        if (!isAuthed) {
+            this.messagingService.send('logout');
             return false;
         }
 
-        if (this.cryptoService.getKey() == null) {
+        const key = await this.cryptoService.getKey();
+        if (key == null) {
             this.router.navigate(['lock']);
             return false;
         }
diff --git a/src/app/services/broadcaster.service.ts b/src/app/services/broadcaster.service.ts
new file mode 100644
index 00000000..659a9554
--- /dev/null
+++ b/src/app/services/broadcaster.service.ts
@@ -0,0 +1,3 @@
+import { EventEmitter } from '@angular/core';
+
+export class BroadcasterService extends EventEmitter<any> { }
diff --git a/src/app/services/services.module.ts b/src/app/services/services.module.ts
index 996113d0..164978d5 100644
--- a/src/app/services/services.module.ts
+++ b/src/app/services/services.module.ts
@@ -14,6 +14,7 @@ import { DesktopStorageService } from '../../services/desktopStorage.service';
 import { I18nService } from '../../services/i18n.service';
 
 import { AuthGuardService } from './auth-guard.service';
+import { BroadcasterService } from './broadcaster.service';
 import { ValidationService } from './validation.service';
 
 import { Analytics } from 'jslib/misc/analytics';
@@ -67,7 +68,8 @@ webFrame.registerURLSchemeAsPrivileged('file');
 const i18nService = new I18nService(window.navigator.language, './locales');
 const utilsService = new UtilsService();
 const platformUtilsService = new DesktopPlatformUtilsService(i18nService);
-const messagingService = new DesktopMessagingService();
+const broadcasterService = new BroadcasterService();
+const messagingService = new DesktopMessagingService(broadcasterService);
 const storageService: StorageServiceAbstraction = new DesktopStorageService();
 const secureStorageService: StorageServiceAbstraction = new DesktopSecureStorageService();
 const constantsService = new ConstantsService({}, 0);
@@ -136,6 +138,9 @@ function initFactory(i18n: I18nService, platformUtils: DesktopPlatformUtilsServi
         { provide: ApiServiceAbstraction, useValue: apiService },
         { provide: SyncServiceAbstraction, useValue: syncService },
         { provide: UserServiceAbstraction, useValue: userService },
+        { provide: MessagingServiceAbstraction, useValue: messagingService },
+        { provide: BroadcasterService, useValue: broadcasterService },
+        { provide: SettingsServiceAbstraction, useValue: settingsService },
         {
             provide: APP_INITIALIZER,
             useFactory: initFactory,
diff --git a/src/locales/en/messages.json b/src/locales/en/messages.json
index 6df75a54..69517af7 100644
--- a/src/locales/en/messages.json
+++ b/src/locales/en/messages.json
@@ -594,5 +594,11 @@
   },
   "featureUnavailable": {
     "message": "Feature Unavailable"
+  },
+  "loggedOut": {
+    "message": "Logged out"
+  },
+  "loginExpired": {
+    "message": "Your login session has expired."
   }
 }
diff --git a/src/main.ts b/src/main.ts
index a56af68f..f14ad956 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -30,6 +30,20 @@ import { I18nService } from './services/i18n.service';
 const i18nService = new I18nService('en', './locales/');
 i18nService.init().then(() => { });
 
+ipcMain.on('messagingService', async (event: any, message: any) => {
+    switch (message.command) {
+        case 'loggedIn':
+            break;
+        case 'logout':
+            break;
+        case 'syncCompleted':
+            console.log('sync completed!!');
+            break;
+        default:
+            break;
+    }
+});
+
 let win: BrowserWindow;
 const args = process.argv.slice(1);
 const watch = args.some((val) => val === '--watch');
diff --git a/src/services/desktopMessaging.service.ts b/src/services/desktopMessaging.service.ts
index ed39cad1..ccb242ee 100644
--- a/src/services/desktopMessaging.service.ts
+++ b/src/services/desktopMessaging.service.ts
@@ -1,11 +1,15 @@
-import {
-    MessagingService,
-    PlatformUtilsService,
-} from 'jslib/abstractions';
+import { ipcRenderer } from 'electron';
+
+import { MessagingService } from 'jslib/abstractions';
+
+import { BroadcasterService } from '../app/services/broadcaster.service';
 
 export class DesktopMessagingService implements MessagingService {
+    constructor(private broadcasterService: BroadcasterService) { }
+
     send(subscriber: string, arg: any = {}) {
         const message = Object.assign({}, { command: subscriber }, arg);
-        // TODO
+        ipcRenderer.send('messagingService', message);
+        this.broadcasterService.emit(message);
     }
 }