SIM locking is popular in most of the world, but the US has never caught on. Setting up SIM lock offers an essential layer of protection.

Cybercriminals are targeting mobile users through SIM swap fraud. They trick operators to transfer numbers. This gives them access to sensitive accounts. Users should strengthen account security.

What does SIM lock actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Today a leaked image of the Galaxy S7 and S7 edge setup guide revealed that Samsung’s 2016 flagships will lock to a carrier once a SIM card is inserted.