SYSTEM AND METHOD FOR CONTROLLING A USER'S ACCESS TO SECURE DIGITAL DATA, SERVER FOR VERIFYING ACCESS RIGHTS AND AGREEMENT SERVER

摘要

The invention concerns a system (10) for controlling a user's access to secure digital data (12), comprising verifying means (24) for authorizing access for said user and for storing a predetermined minimum number (N), not less than 2. The system also comprises means (28) for storing prior agreements and means (25) for summing the number of stored prior agreements. The verifying means (24) verify that the total number (n) of stored prior agreements is not less than the minimum number (N) to authorize access to the data.