A specially prepared SIM card can, on some devices, give commands to the phone and trigger actions normally beyond its reach.

Spy agencies allegedly hacked into the computer systems of a foreign commercial company to steal secrets that would allow them to tap into over a quarter of the world's cell phones. Late last week, ...

* Gemalto press release: gemalto presents the findings of its investigations into the alleged hacking of sim card encryption keys by britain's government communications headquarters (gchq)and the u.s.