A former director of the Federal Reserve Bank of New York has been indicted on insider trading charges for a scheme to leak secret interest rate figures to a now-bankrupt brokerage firm.

A federal indictment returned Thursday charged former New Jersey Bankers Association president Robert A. Rough with conspiracy to commit fraud in the first insider trading case involving government securities, prosecutors said.It was also the first time in the 75-year history of the Federal Reserve that a director has been charged with fraud, said Samuel A. Alito Jr., the U.S. attorney for New Jersey.