Sony investigator says cyber attack was 'unparalleled' crime

By Lisa Richwine and Jim Finkle LOS ANGELES/BOSTON (Reuters) - The forensics experts who Sony Corp hired to investigate the massive cyber attack at its Hollywood studio told the company that the breach was "unprecedented in nature," according to a letter obtained by Reuters. Kevin Mandia, the top executive at FireEye Inc's Mandiant forensics unit, made the comment in a letter to Michael Lynton, the head of Sony Pictures Entertainment (SPE). Lynton forwarded that message to his emp