Two security experts have found a vulnerability in Apple’s iPhone that allows a hacker to take control of the phone through a text-message attack, reports the San Francisco Chronicle. Cyber security researchers Charlie Miller and Collin Mulliner explained the security hole at the Black Hat cyber security conference in Las Vegas July 30. They said they informed Apple of the problem a month ago but the problem has not been patched, and Apple reportedly has declined to comment on the issue. The iPhone, the researchers said, can be controlled by an outside hacker through a series of mostly invisible short message service (SMS) bursts. MyMobiSafe founder Eric Everson said it’s highly unlikely iPhone users will be targeted. He said the attack would require hundreds of SMS texts (512 to be exact) to any phone–and if any of the messages are deleted before the attack is complete, the hack will not be effective. If you receive a text message with a square in it, he said, turn off your iPhone or switch the device into airplane mode…

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