United States Patent Number: 6,188,753, February 13, 2001.
A method and apparatus for detection and prevention of calling card fraud is disclosed. The invention provides enhanced intelligence and efficiency in part applying by a fraud analysis associated with a calling card bill type or service provider as identified by originating partitions in network switches. Additionally, the invention incorporates a case-subcase arrangement of fraud analysis information and conducts fraud analysis on a case-by-case basis, thereby providing streamlined handling of suspected fraud. Still additionally, the invention includes an administrative monitor that continuously collects and reviews fraud system status information to detect abnormalities in the system.
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