SPECIAL FRAUD COUNTERMEASURE DEVICE, SPECIAL FRAUD COUNTERMEASURE METHOD, AND SPECIAL FRAUD COUNTERMEASURE PROGRAM

摘要

This special fraud countermeasure device 1 comprises: an analysis unit 13 that analyzes a voiceprint of a call voice of a caller; a determination unit 14 that acquires a risk level corresponding to the voiceprint of the caller from a database 17 in which the voiceprint and the risk level are stored in association with each other, and determines whether or not the risk level exceeds a predetermined threshold value; and a notification unit 15 that notifies the caller of danger when the risk level exceeds the threshold value.