Seeing a "No SIM Card Detected" error on your Android phone can be frustrating, especially when you can't make calls or send texts. This common issue usually stems ...

Imagine trying to call someone urgently from your Android device only to be greeted by the error message "SIM card not detected." This error means that your device is ...

A pair of severe security problems in millions of SIM cards should be easy for operators to fix, according to the German security researcher who found the issues. Karsten Nohl of Security Research ...