The SecurityContext is a thread-bound object that holds security information about the currently authenticated user during the lifecycle of a request. It’s essentially a container for user-related data, including authentication details, granted authorities, and session information.
Method security allows you to protect individual methods within your service layer. It provides a fine-grained approach to authorization by enforcing access control at the method level.
Attribute-Based Access Control (ABAC) Attribute-Based Access Control (ABAC) is a more granular approach to authorization compared to RBAC. It allows
Role-Based Access Control (RBAC) Role-Based Access Control (RBAC) is a common authorization model that assigns roles to users. These roles
The UserDetailsService is a core component in Spring Security responsible for retrieving user information based on a given username. It’s the bridge between your application’s user data and Spring Security’s authentication mechanism.
Basic authentication is one of the simplest methods for protecting web applications. It comes in two primary forms: HTTP Basic and Form-based.
Note: While WebSecurityConfigurerAdapter was previously used extensively, it’s now deprecated. We’ll focus on the modern, component-based approach. Core Components ###
Core Concepts In Spring Security : Authentication and Authorization
Spring Security is a powerful and highly customizable framework that provides security for Java applications. Its primary function is to handle authentication and authorization, ensuring that only authorized users can access specific resources and perform certain actions within an application.