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Yes. A number of security augmentations in Windows 7 required significant modifications to the operating system kernel and user space environment (almost to the point of a rewrite in some cases). These modifications cannot happen in Windows XP without turning Windows XP into Windows 7.


Not enabled by default making them less effective than they should be.


What are you talking about? This is prima facie untrue.


http://en.wikipedia.org/wiki/Data_Execution_Prevention#Windo... http://en.wikipedia.org/wiki/Address_space_layout_randomizat...

Backward compatibility prevents most of these from being utilized fully, a shame.


ASLR is mostly enabled, especially in 64-bit binaries. W^X protection is always enabled on 64-bit binaries. Service hardening and privilege separation are enabled by default always.




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