Showing posts with label hackers. Show all posts
Showing posts with label hackers. Show all posts

Tuesday, April 28, 2009

How Hackers Can Steal Secrets From Reflections

JEN CHRISTIANSEN (photoillustration of reflection); DIGITAL VISION/GETTY IMAGES (man with glasses)

From Scientific American:

Through the eyepiece of Michael Backes’s small Celestron telescope, the 18-point letters on the laptop screen at the end of the hall look nearly as clear as if the notebook computer were on my lap. I do a double take. Not only is the laptop 10 meters (33 feet) down the corridor, it faces away from the telescope. The image that seems so legible is a reflection off a glass teapot on a nearby table. In experiments here at his laboratory at Saarland University in Germany, Backes has discovered that an alarmingly wide range of objects can bounce secrets right off our screens and into an eavesdropper’s camera. Spectacles work just fine, as do coffee cups, plastic bottles, metal jewelry—even, in his most recent work, the eyeballs of the computer user. The mere act of viewing information can give it away.

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Wednesday, April 15, 2009

PIN Crackers Nab Holy Grail Of Bank Card Security

From Wired/Threat Level:

Hackers have crossed into new frontiers by devising sophisticated ways to steal large amounts of personal identification numbers, or PINs, protecting credit and debit cards, says an investigator. The attacks involve both unencrypted PINs and encrypted PINs that attackers have found a way to crack, according to an investigator behind a new report looking at the data breaches.

The attacks, says Bryan Sartin, director of investigative response for Verizon Business, are behind some of the millions of dollars in fraudulent ATM withdrawals that have occurred around the United States.

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