A method for managing the use of permissions in a data processing network and a data processing network

In order to facilitate the work of a user with a data processing network (1) with several levels of security to be executing applications (A - at a workstation at a registration of a user (7) the user is assigned at least one in a central authorization register (15) deposited roll, - when accessing an application (A - a central security module at a missing authorization for an application-related operation (13) to a central collection (23) makes use of security rules and verifies whether, after at least one of the security rules, a use permit for the application-related action is possible and to make these available to the user.