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General
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Written by Daniel
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Monday, 08 January 2007 06:54 |
Email Security's Image Problem
DarkReading
JANUARY 5, 2007 | IT pros may be cranking up their email surveillance strategies, but a host of new threats could pose fresh worries. JPEGs, audio files, and camera phones remain Achilles heels for firms afraid of losing sensitive data.
Despite the plethora of products on the market for scanning text-based email content, images and audio files are tough to track, according to Vit Kantor, founder of security consultancy Spectrum Systems, which works with a number of banks and telecom firms.
"There is no effective way at the moment to analyze a picture or an audio file," Kantor tells Byte and Switch. "With JPEGs, people can run Optical Character Recognition (OCR) technology over the pictures and see what the information is, but it's expensive."
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