Important Links for SQL Server 2008

Features Supported by the Editions of SQL Server 2008
http://msdn.microsoft.com/en-us/library/cc645993.aspx

SQL Server 2008 Encryption Hierarchy
http://msdn.microsoft.com/en-us/library/ms189586.aspx

SQL Injection
http://msdn.microsoft.com/en-us/library/ms161953.aspx

Understanding and Manging the suspect_pages Table
http://msdn.microsoft.com/en-us/library/ms191301.aspx