Implementing ASP.NET Membership with a Custom Provider
Perhaps one of the most ubiquitous means of user management in an ASP.NET application is the oft-maligned Membership library, but let's be honest; the default Membership tools are pretty terrible. If you use the default Membership, Roles, and Profile providers, you're going to have the awesome privilege of dealing with a database schema that revolves around serializing user information to BLOB fields.
