Windows 10 addresses the problem of having to remember multiple passwords with a combination of two technologies built into Windows 10: Windows Hello – a new biometric authentication method that takes facial recognition to the next level – and Passport, a web site authentication method that uses public key cryptography to log you onto sites without sending any of your password or biometric data across the Internet.
Ian Morris, in an article for Forbes, calls this the single most significant feature in the OS. Read more about it here:
