A fraud detection service has uncovered millions in unpaid tax revenue across two Florida counties using data analysis.

Officials say fraudulent claims fell off quickly after new technologies took the state off attackers' easy-target list.

The state's Comptroller of the Treasury’s office is changing the way it analyzes tax returns to more accurately pinpoint fraudulent data.

A new federal grant is helping the two states partner with a company to use driver's licenses and "selfies" to cut down on fraud.