Exploring J2EE Security Across All Tiers
The J2EE architecture supports secure deployment of applications and components. It provides you with both programmatic and declarative security approaches. Software problems are magnitudes of times more costly to find and repair after deployment. J2EE emphasizes the cost-effective declarative approach, in which application code is driven and managed according to the security policies. This enhances the portability and flexibility of deploying enterprise applications. Similar to transactions and persistence, J2EE expresses and manages security requirements (roles and access control) outside the application code in XML-based deployment descriptors.
The programmatic security approach explicitly allows you ...
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