"Telecommunications fraud is one of the largest causes of revenue loss for service providers," said Mr. Idelson.

"With the advent of new services such as 2.5G, 3G and VoIP, and as telecom fraud becomes increasingly sophisticated, this problem will only become compounded. To combat this, service providers will need advanced systems that can detect all types of fraud. Failure to do so may result in substantial revenue loss, and no operator can afford that today