The GrayKey box is available only to law enforcement, but it’s a perfect example of why strong passcodes for our iPhones are so important.
How to Set an Alphanumeric Passcode on Your iPhone or iPad
A six-digit passcode for your iPhone or iPad is good, but if you want to make is really difficult for anyone to hack into your device you need an alphanumeric passcode. Here’s how to set one up.
