"For all of these reasons we need End-to-End Trust," Charney said.

End-to-End Trust is a security marketing initiative introduced by Microsoft Chief Research and Strategy Officer Craig Mundie at last year's RSA conference. Keynoting next Tuesday, Charney is expected to give an update on the initiative, which the company has thusfar billed as an effort to engage industry, consumers and policy makers in a serious discussion of online security problems. His video was posted this week on a revamped version of Microsoft's

As the world's dominant supplier of software, Microsoft is constantly in the crosshairs of attackers. Even as the company has taken steps to lock down its flagship Windows operating system, hackers have exploited countless flaws in the programs that run on top of it, such as Office and Internet Explorer.