Tag · 3 articles

Spring Security

Apr 6, 2026 · 7 min read

Implementing OAuth 2.1 with Spring Security 6

Learn how to implement OAuth 2.1 with Spring Security 6 for secure authentication and authorization. Complete guide with code examples and security tips.

Feb 28, 2026 · 7 min read

Keycloak Spring Boot OAuth2 Integration: Complete Developer Guide

Complete guide to Keycloak Spring Boot OAuth2 integration — configure a Spring Security resource server, validate JWT tokens, map Keycloak realm roles, and handle multi-tenant token validation in production.

Dec 20, 2025 · 9 min read

Configuring SAML Login with Spring Security: metadata-location and Relying Party Setup

spring.security.saml2.relyingparty.registration setup guide: configure metadata-location for Okta/Keycloak/Azure AD IdP, certificate trust, assertion consumer service, and fix SAML signature validation failures. Spring Boot 3 example repo included.