Biometric fingerprint sensors have long been a popular way of implementing secure environments, even in portable devices like a laptop. While it has reached mainstream on most professional grade notebooks, it hasn’t really caught up in the mobile space, where security is of much higher importance. Companies have tried and implemented it in really niche devices, but the tech has happily avoided the mainstream. It is about to change, as seemingly true information from the iOS 7 beta 4 build points to a “Biometric Kit UI” directory that confirms that Apple is interested in implement high grade security, right on your new iPhone’s home button.