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Encrypted VoIP Meets Traffic Analysis

March 15th, 2011 03:22 admin Leave a comment Go to comments

Communications

Der_Yak writes “Researchers from MIT, Google, UNC Chapel Hill, and Johns Hopkins published a recent paper that presents a method for detecting spoken phrases in encrypted VoIP traffic that has been encoded using variable bitrate codecs. They claim an average accuracy of 50% and as high as 90% for specific phrases.”

Source: Encrypted VoIP Meets Traffic Analysis

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