Trusted service manager managing reports of lost or stolen mobile communication devices

A Trusted Service Manager (TSM) being adapted to receive installation requests (INST) from Service Providers (SPx) via a first communication channel (C1), said installation requests (INST) comprising an application (APPx), a Service Provider identifier (SPx-ID) of the Service Provider (SPx) and a unique identifier (MOx-ID), e.g. a telephone number, of a target mobile communication device (MOx) being equipped with a memory device (MIF) to store the application (APPx);

• transmit the application (APPx) contained in the installation request (INST) via a second communication channel (C2), particularly an Over-the-Air Service of a Mobile Network Operator (MNO) to the target mobile communication device (MOx);
• keep a repository (REP) of information regarding the received applications (APPx), their associated service provider identifiers (SPx-ID) and their associated target mobile communication device identifiers (MOx-ID);
• receive queries (QU) from a Mobile Network Operator (MNO) via a third communication channel (C3) which queries ask for the Service Providers associated with a specific mobile communication device identifier (MOx-ID) and to process said queries (QU) by retrieving from the repository (REP) those Service Providers (SPx) that are associated with the queried mobile communication device identifier (MOx-ID).