Unlock your Mac using Touch ID via an iOS companion app.
FromFingerKey:FingerKey (formerly FingerLock) lets you easily lock and unlock your computer. Simply use your fingerprint to both lock and unlock your computer. FingerKey can even detect your movements to either lock your computer as you leave or automatically request your fingerprint when you return. Type in a couple of passwords and that's it, your computer and your phone are ready to work together. FingerKey works great while backgrounded, it means you can unlock your computer and login to websites from any screen