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• Video 1 - Registration against the In-Memory Authentication Provider
• Video 2 - Registration against the JDBC Authentication Provider
• Video 3 - Implement Registration using a custom JPA based Service layer

• [Authentication - In Memory](http://static.springsource.org/spring-security/site/docs/3.1.x/reference /springsecurity-single.html#core-services-in-memory-service)
• Authentication - the namespace - user-service
• Authentication - the SQL scripts to create the JDBC table structure
  
  
• Authentication - JDBC
• Authentication - the namespace - jdbc-user-service
  
  
• Authentication - The UserDetailsService
  
  
• JPA - Official Oracle Java EE 7 Tutorial
• Hibernate - Official Documentation