As Windows 7 is not too far away and as many are allready using or testing Windows 7, here a list of interesting documentation:
What's New in Windows 7 for IT Pros (Beta)http://technet.microsoft.com/de-de/library/dd349334(en-us).aspx
Windows 7 Security Enhancementshttp://technet.microsoft.com/en-us/library/dd560691.aspx
Urs
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