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Windows Vista Randomization Gets OEM Thumbs Up
Thursday, December 14th, 2006
Microsoft’s use of code-scrambling diversity to secure Windows Vista is getting crucial support from
OEM partners. The Redmond, Wash. software giant has convinced major U.S. computer makers including Dell, Gateway and Hewlett-Packard—to make default changes at the BIOS level to allow a new Vista security feature called ASLR (Address Space Layout Randomization) to work properly.
ASLR, which is used to randomly arrange the positions of key data areas to block hackers from predicting target addresses, is meant to make Windows Vista more resilient to virus and worm attacks.
However, for randomization to be effective, DEP/NX (Data Execution Prevention/No eXecute) must be enabled by default. Windows Vista Randomization Gets OEM Thumbs Up
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