Telefonaktiebolaget Lm Ericsson (publ)

Michael Liljenstam

Patrik Salmela

Julien Forgeat

Jakob Sternby

Erik Thormarker

Vasileios Giannokostas

Andrås Méhes

Christine Edman

Hasan Farooq

Seonghyun Kim

András MÉHES

According to some embodiments, a method performed by a network node for validating minimization of drive test (MDT) reports comprises: receiving a MDT report generated by a wireless device: determining to perform validation on the received MDT report: correlating the MDT report with MDT reports from one or more wireless devices in proximity to the wireless device to determine a first correlation value; determining a trust score for the MDT report based on one or more correlation values, the one or more correlation values at least comprising the first correlation value; determining whether the trust score is below a validation threshold; and upon determining the trust score is below the validation threshold, performing a corrective action with respect to the received MDT report.

Minimization of drive test report validation

Arrangements are provided for identifying a second fraudulent subscription replacing a first fraudulent subscription. A method is performed by a fraudulent subscription detection system. The method includes obtaining notification of the first fraudulent subscription having been identified in a SIM box. The method comprises obtaining historical network data of the first fraudulent subscription. The method com includes prises generating a model based on the historical network data. The method includes identifying the second fraudulent subscription replacing the first fraudulent subscription in the SIM box upon providing live network data as input to the model. The method includes providing an identification of the second fraudulent subscription to at least one of a subscription manager entity and a user interface of a Manual Analysis component.

Fraudelent subscription detection

Growing community of inventors

Sunnyvale, CA, United States of America

Michael Liljenstam