The 'Fingerprinting' Tracking Tool That's Virtually Impossible to Block - 0 views
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dr tech on 21 Jul 14"The type of tracking, called canvas fingerprinting, works by instructing the visitor's web browser to draw a hidden image, and was first documented in a upcoming paper by researchers at Princeton University and KU Leuven University in Belgium. Because each computer draws the image slightly differently, the images can be used to assign each user's device a number that uniquely identifies it."