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Microsoft defends Vista by mixing up memory

Saturday, June 3rd, 2006

For the history of Windows, hackers have been able to reliably exploit memory flaws. With Windows Vista 11.jpgMicrosoft’s next operating system, that situation is set to change.

With its latest beta version of Windows Vista, the software giant has incorporated a technology that shifts the start address of frequently used code libraries after every system restart. Called Address Space Layout Randomization (ASLR), the technology makes exploitation of most memory flaws much less reliable. In a a blog posting last weekend, Stephen Toulouse, security program manager for Microsoft’s Security Response Center, said the function has been turned on by default as of Windows Vista Beta 2. Microsoft defends Vista by mixing up memory

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