Abstract: A method for transmitting configuration data for a secure element is provided. The configuration data is generated in a secure element manager and the method comprises, securing the configuration data using a set of Over-The-Air, OTA, keys associated with the secure element, and transmitting the configuration data using a second interface to a second server for transmitting the configuration data over a non-SMS communications channel A communications network corresponding to the method is also provided. A method of receiving configuration data for a secure element at a host device is also provided. The method comprises receiving the configuration data using a data function for receiving configuration data over a non-SMS communications channel, processing the configuration data using a SIM application toolkit, and forwarding the processed configuration data to the secure element. A host device according to the method is also provided.