[Jason Gin] wanted to reuse the SIM card that came with a ZTE WF721 wireless ... All [Jason] had to do then was put the SIM in his phone and punch in the sniffed PIN when prompted.

A multi-carrier GSM phone with two, three or four SIM cards. Dual-SIM phones are popular with global travelers who use local and foreign carriers as well as people who want a business and personal ...

There's a very good chance your phone has a SIM card right now, especially since CDMA networks have been almost completely ...

But don’t worry, you can fix it yourself in just a few steps. A SIM card is a small chip you insert into your phone to connect to a cellular network. Provisioning simply means activating or ...