Your phone's SIM card allows the device to make calls, send texts, and connect to the internet. The SIM card provides a phone number that identifies your device on the carrier's network, whether it's ...

Pro tip: Protect your Android SIM card with SIM PIN lock Your email has been sent Jack Wallen walks you through the process of adding a SIM PIN to help prevent anyone from accessing precious account ...

Forbes contributors publish independent expert analyses and insights. Zak Doffman writes about security, surveillance and privacy. This is not as easy as it sounds — and it’s not common advice. But ...

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 ...