Signing up for Trump Mobile’s wireless service felt a little like engaging in espionage.

SIM cards have become a universal aspect of modern smartphone usage, but the technology and meaning behind the name dates more than three decades.

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 ...

The Communications Authority of Kenya has clarified DNA and blood typing collection in new SIM card registration regulations, ...

Removing a SIM card from your phone can sometimes seem like a daunting task, but it is a relatively straightforward process that can be necessary for various reasons, such as switching carriers, ...