METHOD OF DETECTING FRAUD DURING ROAMING CONNECTIONS IN MOBILE COMMUNICATION NETWORKS Russian patent published in 2011 - IPC H04W12/12

Abstract RU 2429589 C2

FIELD: information technology.

SUBSTANCE: during roaming connections, the roaming connection corresponding to the subscriber identification module (SIM) is checked for possible misuse using at least one criterion. According to the invention, the "busy rate" of the given SIM is checked as an essential criterion for a given period of time.

EFFECT: detecting fraud on the national network by subscribers roaming abroad for several hours.

7 cl, 1 dwg

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RU 2 429 589 C2

Authors

Khaberkorn Gjunter

Dates

2011-09-20—Published

2007-12-18—Filed