张善友blogs,有不少文章
http://www.cnblogs.com/shanyou/category/240225.html
WCF Data Service安全分析和说明
http://www.cnblogs.com/2018/archive/2010/10/22/1858070.html
WCF权限控制]ASP.NET Roles授权
http://www.ibeifeng.com/tech.php?id=12053
WCF Security之MembershipProvider+RoleProvider方案
http://www.2cto.com/kf/201105/92022.html
云计算和数据
http://kb.cnblogs.com/page/58308/