Yes! The Mobile App comes with an App Lock to provide an extra layer of security to protect your email accounts. To enable App Lock:
1. Tap the Nav Icon at the top left corner of the Nav Bar to display the Navigation Drawer.
2. Tap the Gear icon at the bottom of the Navigation Drawer to bring up Settings.
3. Tap Security.
4. Tap App Lock.
5. Tap radio button to turn lock on/off.
6. Enter a security code.
7. Confirm your security code.