fcbb435a_ofessional_Growth__Leadership___Description
[Title] Windows Role-Based Security [Category] Security [Last Updated] 9/7/2006 [Description] 
By default WCF will use Windows groups to authorize the caller. You can use the PrincipalPermission attribute to demand that the caller is a member of such a role, as shown in the download. The caller can use its own interactive security token or custom credentials.
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