Tag

spring-boot

Articles tagged with spring-boot.

Migrating from Legacy Keycloak Spring Boot Adapters

Step-by-step guide to migrating from deprecated Keycloak Spring Boot adapters to Spring Security native OAuth2/OIDC support in your Java applications.

Guilliano Molaire January 30, 2026 8 min read

Tutorials

Secure React API Access Using Keycloak (OIDC + PKCE)

Learn how to secure React API access with Keycloak using OIDC Authorization Code Flow and PKCE for browser-based single-page applications.

George Thomas December 14, 2025 5 min read

Tutorials

Using Custom User Attributes in Keycloak OIDC Tokens

Learn how to add custom user attributes to Keycloak OIDC tokens and map them to your client application. Includes Spring…

George Thomas November 17, 2025 4 min read

Tutorials

Secure Your Spring Boot REST API with Keycloak Token

Secure your Spring Boot REST API using Keycloak Client Credentials Grant with OAuth2 Resource Server and role-based access control.

George Thomas November 11, 2025 6 min read

Tutorials

Keycloak Token Validation for APIs

Learn how to validate Keycloak tokens for API security using local JWT verification, token introspection, and framework integrations.

Guilliano Molaire April 28, 2025 10 min read

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