Purpose and scope This Recommendation describes a subset of security management services@ identified in ITU-T M.3200 as a TMN managed area@ for IMT-2000 management. It describes the requirements and analysis of operating the Fraud Information Gathering System (FIGS) between service providers. FIGS provides the means for the wireless service provider to monitor a defined set of subscriber activities. The aim is to enable service providers etwork operators to use FIGS to limit their financial exposure to large unpaid bills produced on subscriber accounts whilst the subscriber is roaming outside their home areas. Verification of the authenticity of the Home Network-FDS and the Visited Service Provider is beyond the scope of this management service.