Learn QUARKUS-SECURITY with Real Code Examples
Updated Nov 27, 2025
Learning Path
Learn basic Quarkus framework
Understand Java security and authentication concepts
Learn JWT, OAuth2, and identity provider integration
Practice securing REST and reactive endpoints
Build small secure microservices and expand complexity
Skill Improvement Plan
Week 1: Setup Quarkus Security with basic authentication
Week 2: Implement JWT-based secured endpoints
Week 3: Integrate OAuth2 with Keycloak
Week 4: Apply reactive security in microservices
Week 5: Test, optimize, and deploy secure applications
Interview Questions
Explain Quarkus Security and its main components.
How does JWT authentication work in Quarkus Security?
Describe reactive security context propagation.
How do you secure a REST endpoint with roles?
Compare Quarkus Security with Spring Security.
Cheat Sheet
Add Quarkus Security extensions via Maven/Gradle
Use `@Authenticated` to secure endpoints
Use `@RolesAllowed` to enforce roles
Configure JWT/OAuth2 properties in `application.properties`
Test security flows with integration tests
Books
Quarkus Security in Action
Mastering Quarkus for Cloud-Native Applications
Java Security for Microservices
Reactive Security with Quarkus
Securing Quarkus Applications with Keycloak
Tutorials
Getting started with Quarkus Security
Securing REST endpoints with annotations
Implementing JWT and OAuth2 authentication
Reactive security in Quarkus applications
Integrating with Keycloak and other identity providers
Official Docs
https://quarkus.io/guides/security
Quarkus Security GitHub repository
Community forums and Zulip chat
Community Links
Quarkus GitHub
Quarkus Zulip chat and forums
StackOverflow Quarkus tag
Official Quarkus documentation and guides
Community blogs and tutorials
Community Support
Quarkus Security GitHub repository
Quarkus Dev mailing list and Zulip chat
StackOverflow Quarkus tag
Official Quarkus documentation and guides
Community tutorials and blog posts