Fine-Grained Authorization with Spring Security and @PreAuthorize Annotations

Spring Security provides powerful tools to secure your Java applications—but one of its most underrated features is method-level authorization using @PreAuthorize annotations. These annotations allow you to apply security constraints directly on service methods using SpEL (Spring Expression Language). In this post, we’ll walk through how to implement fine-grained access control using @PreAuthorize and SpEL, …

May 26, 2025 - 17:40

Spring Security provides powerful tools to secure your Java applications—but one of its most underrated features is method-level authorization using @PreAuthorize annotations. These annotations allow you to apply security constraints directly on service methods using SpEL (Spring Expression Language). In this post, we’ll walk through how to implement fine-grained access control using @PreAuthorize and SpEL, …