In a new paper, they suggest that by observing how people navigate around a site over a number of sessions, an e-commerce company could distinguish between two anonymous surfers. That could have important implications in preventing fraud: if someone signed in with an existing user’s logon, but their clickprint differed, that might be an indication that their ID had been stolen.
Read Balaji Padmanabhan’s paper Clickprints on the Web: Are there signatures in Web browsing data? (pdf) and Is it possible to be identified by your ‘clickprint’? from the Guardian UK….and contribute to the “Clickprint” entry within the Whats New Media Wiki.