Authenticator app can unlock Windows 10 PCs over Bluetooth for users, simply tapping the machine from a list to unlock it. Microsoft is currently testing a Authenticator app for Windows 10. WalkingCat discovered the app, named “phone sign-in beta.”
— WalkingCat (@h0x0d) March 9, 2016
Microsoft has been introducing new ways to sign into Windows 10 PCs without a password, including Windows Hello support through fingerprint readers and cameras. Authenticator app is currently in internal beta testing at Microsoft, and it appears to be limited to Windows 10 Mobile devices.
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