Fraud Mangement: International Revenue Share Fraud (IRSF)....are you protected?

Have you ever received any SMS to call to the ISD numbers like below ones ?

22077586XX - Gambia

There are all IRSF destinations.

International Revenue Share Fraud (IRSF) is one of the telecom industry’s most enduring problems.  Yet many of us who are familiar with IRSF have only a foggy notion of how it works and how operators around the globe are coping with the issue.

Ask your fraud management team for CDR analysis and provide you the prefixes list. Then you can simply block those prefixes in your MSS/TSS to protect you subscribers.

DT for MOSFTX3000:

ADD CNACLD: PFX=K003922165, CSA=INB, RSNAME="INVALID", MINL=7, MAXL=17, ICLDTYPE=PS, SDESCRIPTION="IRSF FRAUD", ISERVICECHECKNAME="INVALID", NUMNAME="INVALID", CUGSSNT=NSSN, CHGNAME="INVALID";

are you interested to know more about this? please reply here...