Am I Really Who I Claim to Be?

Faced with both identity theft and the theft of means of authentication, users of digital services are starting to look rather suspiciously at online systems. The behavior is made up of a series of observable actions of an Internet user and, taken as a whole, the most frequent of these actions amount to habit. Habit and reputation offer ways of recognizing the user. The introduction of an implicit means of authentication based upon the users' behavior allows websites and businesses to rationalize the risks they take when authorizing access to critical functionalities. This rationalization brings with it user trust as a result of increased security.