Digital Fraud: In a financial fraud case, city employees in Brooklyn, New York, accessed digital databases to defraud the city of $20 million. Several employees, in collusion erased or reduced $13 million in property taxes and $7million in accrued interest that taxpayers owed. In exchange for this service, the taxpayers paid the employees involved bribes of 10 to 30 percent of their bills. Required: Discuss the control techniques that could prevent or detect this fraud