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

The details of the project are concentrated on building a SIM reader that will be used for investigation and experimentation of Smart or SIM cards. The device is useful when backing-up/restoring ...

The digital version of the SIM card, included on many newer phones, is set to become prevalent. It also offers affordable cellular data abroad. By Brian X. Chen Brian X. Chen is The Times’s lead ...