Many carriers said they were following best practices for fraud mitigation but IRSF and wangiri are still big problems.
We need joined-up thinking to solve problems that cross borders and cause harm to ordinary people everywhere. Joined-up solutions start with a common understanding of problems we face.
A customer was lured into making an expensive international call but her error was made hundreds of times worse by her telco incorrectly recording the call’s duration.
This fraud will be difficult to detect because it challenges assumptions about how fraudsters work, even though it relies on an old psychological ploy.
The monthly round-up about the one-ring scam features a telco that makes marketing calls which have a similar impact to scams and some cod psychology about Scandinavians.
Our new round-up includes a telco that failed to block a large wangiri attack despite implementing an anti-wangiri blocking system.
Scammers will not switch off their autodialers whilst they remain confident of making money.
If Belgium’s phone users are expected to report suspicious phone numbers then telcos should do the same.
iBasis is the third largest carrier of international voice traffic and a member of the RAG anti-wangiri intelligence network.
Analysis from the PRISM database of International Premium Rate Numbers shows revenue share fraud occurs across a far wider range of destinations than before.