iOS 17.3 is out, and it comes with a new security feature that’s supposed to prevent thieves from taking your iPhone and quickly taking over access to anything stored in iCloud as well as other important accounts like your bank or email. Instead of relying on your lock screen passcode for security (as thieves have learned to trick people into entering it in front of them before they take off with the phone), Stolen Device Protection requires you to scan your fingerprint or use Face ID when…