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March 15, 2011 11:39 pm

Encrypted VoIP Meets Traffic Analysis

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."

Read more of this story at Slashdot.



Original Link: http://rss.slashdot.org/~r/Slashdot/slashdot/~3/ap8xeKBdRJk/Encrypted-VoIP-Meets-Traffic-Analysis

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