מקומי נוח פלפל fraud management system in telecom באופן הדרגתי מאיץ ארנק
Fraud detection system: A survey - ScienceDirect
LANCK Telecom - Let's talk about fraud in the telecom industry. Voice fraud knows no boundaries or national borders. Wherever you do business, you must protect your voice traffic from those who
Overview of Telecommunications Fraud Management System and protection from it