SECURE PORTABLE DIGITAL DATA HANDLING MEDIUM, AND SECURITY METHOD USING SUCH A DATA HANDLING MEDIUM

摘要

The invention concerns a secure portable digital data handling medium comprising a receiver interface (10) adapted to receive input data coming from a user electronic device by detecting the movements imposed on the data handling medium by the user device; an output interface (11) adapted to transmit output data on the basis of the received input data; and a central electronic unit (7) connected to the receiver and transmitter interfaces and adapted to determine the output data on the basis of the input data and to cause said output data to be transmitted.