For many years, mobile phones received cellular service through a physical SIM (subscriber identity module) card that connected your handset to your phone carrier. These physical SIM cards made it ...

Have you heard of SIM cloning or SIM swapping? We're talking about the SIM card inside your cell phone and how attackers can take advantage of it. Jonathan Kimmitt with Alias Cyber Security explained ...

SIM swappers have adapted their attacks to steal a target's phone number by porting it into a new eSIM card, a digital SIM stored in a rewritable chip present on many recent smartphone models.

These two ways of connecting your phone to a cellular network are very different. We tell you about each and how you can switch from one to another. I started my career with CNET all the way back in ...