Mr. Robinson also says he executed trades for himself and Mr. Kluger last summer on a tip that chip giant Intel Corp. was buying computer-antivirus company McAfee Inc.

WSJ: The Confessions of an Inside Trader

And Israel's critical electricity and financial grids are among the best secured in the world against cyber attacks that threaten national security, according to a January report by security firm McAfee Inc.

WSJ: Israel's Businesses Losing the Cyber War

He went on to found several tech companies and to launch groundbreaking products, including the voice-recognition system Interpath Inc. in 1981, McAfee in 1988, and the instant messaging pioneer Tribal Voice in 1996.

CNN: STORY HIGHLIGHTS