Introduction

Denying the impact of the Spring Framework in the Java world would be simply impossible. Spring has brought so many advantages to the Java developer that I could say it has made better developers of all of us. The good ones, the average ones. All of us.

Spring’s core building blocks of Dependency Injection and Aspect Oriented Programming are widely applicable to many business and infrastructure concerns, and certainly application security can benefit from these core functionalities. So this is Spring Security: an application-level security framework built on top of the powerful Spring Framework that deals mainly with the core security concepts of authentication and authorization.

Spring Security aims to be a full-featured security ...

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