https://spring.io/projects/spring-security/

Spring Security is a powerful and highly customizable authentication and access-control framework. It is the de-facto standard for securing Spring-based applications.
Spring Security is a framework that focuses on providing both authentication and authorization to Java applications. Like all Spring projects, the real power of Spring Security is found in how easily it can be extended to meet custom requirements
Comprehensive and extensible support for both Authentication and Authorization
Protection against attacks like session fixation, clickjacking, cross site request forgery, etc
Servlet API integration
Optional integration with Spring Web MVC
Getting Spring Security
Getting Started (Servlet)
Getting Started (WebFlux)
Bootstrap your application with Spring Initializr.
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