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 ...

According to a new reader survey, a large portion of respondents choose not to secure their SIM cards using a PIN.

Your SIM card is far more important than you probably realize. It's not just the chip that is assigned to your phone number and contains crucial network authorization data. It can store contacts and ...

Android 17 beta 2, which rolled out last month, included strings for a new automatic SIM lock protection feature. The latest Android Canary build brings this feature, showing it off in action. This ...

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