A system is described that can perform a method for providing a first mobile network operator system with information relating to configuration data. The configuration data enables management of content and memory allocation for security domain containers of a universal integrated circuit card of a communication device. Security management of the universal integrated circuit card is delegated by providing the configuration data to a second mobile network operator system to enable management of the content and the memory allocation for the security domain containers. The memory allocation is adjusted by the second network mobile operator system according to a second group of services provided to the communication device.