Symantec is working on the next iteration of Norton Internet Security, NIS 2009, with the mantra of what it’s calling Zero Impact Performance: “Security so light and fast you never even know it’s there — until you need it.”

We’re talking about more than 300 major overhauls that the company asserts will affect almost every aspect of the security suite, from scanning engines to user interface. Symantec says that NIS 2009, released to public beta on July 14 and due to ship in the fall, will include the industry’s fastest protection updates, half the memory usage of its next-most-memory-stingy competitor (Bit Defender IS 08) and a blink-of-an-eye install time of one minute.

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