We previously reported that a tiny handful of iPhones shipped without SIM cards, while significantly more units have generated the error message "No SIM card ...

The new Samsung Galaxy Note 5 requires a nano SIM card for you to place calls, access the Internet, download applications, and share photos over your network service ...

Protect yourself against SIM swapping and more security threats by setting up a SIM PIN right now.

Phil is a freelance writer from the UK, studying Creative Writing at university. When he's not writing, Phil is usually fiddling about with his phone, tweeting, or obsessing over anything with four ...

Warning: Never lose your cellphone. Brickhouse Security is touting a USB device called the SIM Card Spy, which, aside from allowing a quick dump of messages and call information from a SIM, can also ...

Google is testing a change to its Messages app that could affect how dual-SIM Android users switch between their phone numbers. The update moves the SIM selection option from the message composition ...