Fortinet Said To Be Approached By IBM About Takeover [Getty Images]

A building is reflected in signage outside the Fortinet Inc. headquarters in Sunnyvale, California, U.S., on Tuesday, Nov. 2, 2010. Fortinet, a maker of network-security systems that sold shares to the public last year, has received a takeover approach from International Business Machines Corp., said two people with knowledge of the situation. Photographer: Tony Avelar/Bloomberg via Getty Images

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