I suggest that you read this article on identity, authn & authz. https://technet.microsoft.com/en-us/library/cc512578.aspx https://technet.microsoft.com/en-us/

I suggest that you read this article on identity, authn & authz. https://technet.microsoft.com/en-us/library/cc512578.aspx https://technet.microsoft.com/en-us/library/cc512578.aspx Also, AFAIK, you cannot be compelled at this point to provide a PIN/password (short of the rubber hose) but someone can just use your finger to unlock a phone. Yes, tradeoffs but the convenience factor is not worth it IMO.