Apple's Touch ID is great, when it works. If you're having some trouble with your iPhone recognizing your fingerprints, it's time you train it a little more.
The guys at 9to5Mac have put together a profile you can install on your iPhone using a corporate development kit that gives you an alphanumeric passcode lock—versus the standard 4-digit PIN-style lock.
How secure are your passwords? Probably not very. The guys over at Popsci have a neat partial solution to that problem: a DIY alphanumeric random password generator. Made with an Olimex AVR development board and some custom software, the gizmo produces 16-character passcodes on its LCD at the press of a button. No…