The lock screen on your smartphone is an essential barrier to anyone looking to gain access to the device: It stops people from getting at your data, your social media accounts, your banking apps, and ...

David Nield is a technology journalist from Manchester in the U.K. who has been writing about gadgets and apps for more than 20 years. He has a bachelor's degree in English Literature from Durham ...

Need to password-protect some files on your Mac? Want to stop them from being edited or deleted by mistake? Or do you just ...

Nathan is a tech journalist from Canada who spends too much money on gadgets. You can find his work on Android Police, Digital Trends, iMore, Mobile Syrup and ZDNET. Nathan studied journalism at ...