From MSDN:
"This release of Enterprise Library for .NET Framework 2.0 includes: Caching Application Block, Cryptography Application Block, Data Access Application Block, Exception Handling Application Block, Logging Application Block, and Security Application Block."
http://www.microsoft.com/downloads/details.aspx?FamilyId=5A14E870-406B-4F2A-B723-97BA84AE80B5&displaylang=en&hash=PX5KQMF