http://fuzz-box.blogspot.com/2011/06/jsf-and-seam-security-custom-login-in-3.html

Seam framework provides a standard IdentityManagement API to manage user management and authentication.But some times extra information is needed to authenticate a user. For example a company or an organization idenntification number, etc.What we can do is simply extend the Credentials class including these properties and...