Banking information, photos, passwords, contacts - anything and everything you do on your iPhone. If your iPhone is stolen, for instance, intruders could gain access to all of the information inside your device. After all, when was the last time you were without physical access to your iPhone for more than 11 hours? But in the wrong circumstances, that's bad news. While 6.5 minutes is pretty rough, 11.1 hours might sound like a long time. According to Johns Hopkins cryptography professor Matthew Green, it takes an average of 11.1 hours for a hacker with the right tools to crack a six-digit number code and just 6.5 minutes to break a four-digit one. While a million might sound like a decent pool to choose from, its fodder for hackers. There are only 1 million possible combinations for a six-digit numerical code and a staggering 10,000 with four-digit number codes.

Don't Miss: 24 iOS 11 Privacy & Security Settings You Should Check Right Nowįour- and six-digit numerical passcodes are weak.

But a four- or six- digit number code isn't strong enough for the password-cracking weapons of today, so you should definitely consider making your passcode stronger. This makes sense since Apple would want the default passcode option to be these short, easy-to-remember PINs so users wouldn't forget their passcodes and get locked out of their devices. You could even have a four-digit numerical passcode if you want, which was the default option in iOS 8 and below.

If you're concerned, you can take steps right now to beef up your passcode and prevent outsiders from gaining access to your device.Ĭhances are your iPhone's passcode is six numerical digits long, which is the default passcode option on new iPhone models. New tools from Grayshift and Cellebrite are popping up faster than ever to help government agencies, as well as traditional hackers, break into iPhones. There has been significant debate over law enforcement's right to access our digital devices in recent years.

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