Browsers and their users can be tracked even in the absence of a persistentIP address or cookie. Unique and hence identifying pieces of information,making up what is known as a fingerprint, can be collected from browsers by avisited website, e.g. using JavaScript. However, browsers vary in preciselywhat information they make available, and hence their fingerprintability mayalso vary. In this paper, we report on the results of experiments examining thefingerprintable attributes made available by a range of modern browsers. Wetested the most widely used browsers for both desktop and mobile platforms. Theresults reveal significant differences between browsers in terms of theirfingerprinting potential, meaning that the choice of browser has significantprivacy implications.
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