The SLR camera on phone can peep at the words on t

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The SLR camera on phone can peep at the words on t

Postby youth33092 » Sat Nov 05, 2011 7:01 am

The next time you in public input text message or sensitive E-mail, imagine the following circumstances: one person may be 60 metres away from place to read you input of each letter. retro jordan shoes sale,North Carolina university computer vision researcher Jane-Michael eph lahm said: "we are from the second floor of a building can see a layer of the text on the cell phone."
Eph lahm and also comes from the university of north Carolina Fabian · be Ross established a known as "iSpy" project. It can from the video, and even from the screen the reflection on the window or the image recognition on sunglasses in touch screen text input. Ordinary cell phone cameras of the video can be used to monitor the 3 m people, and we took the hd video with digital SLR camera into a person can see 60 meters outside the words on the screen. The researchers wanted to know whether the modern computer vision technology to the privacy of mobile phone threat. So they designed a remote steal text project, with the only known technology. They use a aims to help small touch screen input text function: magnification of the keyboard. nba jordan shoes online,Virtual andros or iPhone keyboard in the letters on the larger bubbles will pop up. The project through the analysis of video, according to the position of the bubbles on the screen to identify letters. E and R, letters of the bubble will pop up adjacent overlap, therefore the project worked out each is the accurate detection probability letters. Eph lahm said, this project can correctly identify more than 90% of the letters. The software then identify a single word or in the text message. Eph lahm said, in a test, the team in their outside the building to a bus stop a colleague of the monitoring, the others around him in the input text by mobile phone. "The attack very distinct". In order to pinpoint the password, software collect only letters, and not identify any words.
Eph lahm said the software, said: "we the excellent performance of it as a surprise." Eph Mr Team in Chicago, a computer and communication security conference showed the software. Image more difficult to decode, because smaller screen image. However, the project is still in 12 meters away from the digital SLR cameras where the video was used to identify text. Eph Mr Intends to continue with his iPhone, however, he will pay more attention to him in the illicit close space input of things. He said: "from this perspective, the benefits of the mobile phone is greater than these threats." nike jordan shoes store,To stop the furtive peep, eph Mr Recommended the cancellation letter expand functionality, or development like plastic shielding plate the confidentiality of the screen.
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