Breadth Of Breach Remains In Doubt.

The article discusses a data breach at the U.S. bank J.P. Morgan Chase & Co., which is being investigated by federal law enforcement including the U.S. Federal Bureau of Investigation, the Secret Service, and the National Security Agency. Topics include how the attack may have been carried out by a Russian organized crime unit, cyber security in banks, and corporate forensic companies such as FireEye Inc., CrowdStrike Inc., and Stroz Friedberg LLC.