1. A method for a device management system for arranging use of configurations in a device with multiple configuration data sets manageable by one or more external managing entities, and a plurality of applications, the system comprising access control information originated and/or controlled by an external managing entity for defining a right to access a configuration data set, the method comprising: checking the access control information in response to an indication from an application requiring access to a configuration data set, and in response to the application being, on the basis of the access control information, entitled to access the configuration data set, arranging access to the configuration data set for the application.