What Does 'SIM Card' Actually Mean?

SIM cards, short for Subscriber Identity Module, have become a universal aspect of modern smartphone usage, but the ...
PC Magazine

Using Two SIM Cards Is Easy and Can Save You Money. Here's How to Do It

A dual-SIM setup lets you use one phone to make and receive calls and texts from two numbers. It's also super convenient and can save you serious cash when traveling. We show you how to use two SIMs ...

T-Mobile quietly made a change that tech enthusiasts will actually appreciate - myself included

Transferring your phone number can be a hassle, especially when switching from iPhone to Android. Here's how my experience ...
SiliconANGLE

SIM Card Vulnerability Puts One Quarter of all Phones At Risk

As many as one quarter of all mobile phones in use in the world today could be vulnerable to an SMS attack that allows hackers to gain full control of the phone. The vulnerability was discovered in ...