SIM card flaw affects up to 750 million phones

The New York Times reported that a vulnerability on SIM cards could allow malware infection and surveillance. Karsten Nohl, founder of Security Research Labs, said he identified a flaw in SIM encryption technology that could allow an attacker to obtain a SIM card"s digital key, the 56-digit sequence that allows modification of the card.
SIM card flaw affects up to 750 million phones