Top Spring Security 6 Interview Questions and Answers for Experienced Developer | Code Decode

In this video of code decode we have covered top spring security Interview Questions asked to experienced canditates Udemy Course Discounted coupon code https://www.udemy.com/course/master-s... 🔐 Master Spring Security 6 | JWT, OAuth2, CSRF & Method-Level Security Explained Clearly If you’ve ever been confused about how Spring Security really works — this video will clear it all up! Whether you’re preparing for Java or Spring Boot interviews or just want to secure your REST APIs properly, this session covers everything you need to know — from CSRF protection to OAuth2 and JWT authentication — all explained in simple, beginner-friendly language. In this video, we’ll go step by step and answer the most commonly asked interview questions: 📘 What You’ll Learn in This Video 🔹 CSRF Protection – What is Cross-Site Request Forgery, how Spring Security protects against it, and when you can safely disable it (like in stateless REST APIs). 🔹 Roles vs Authorities – The key difference between roles (like ROLE_ADMIN) and authorities (like READ_PRIVILEGE), and how Spring uses them internally for authorization. 🔹 OAuth2 & OpenID Connect (OIDC) – What they are, how they differ, and how they help in modern authentication and SSO (Single Sign-On). 🔹 Securing REST APIs with JWT – How JSON Web Tokens work, how to generate and validate them in Spring Boot 3, and why they’re used in stateless applications. 🔹 @PreAuthorize and Method-Level Security – How to use annotations like @PreAuthorize, @PostAuthorize, and enable method-level access control. 🔹 Common Vulnerabilities Explained – Understand how Spring Security prevents XSS, CSRF, and SQL Injection, and what every developer should know about these attacks. 🔹 PasswordEncoder – Why we never store plain text passwords and how encoders like BCryptPasswordEncoder work under the hood. Mock Interview Playlist:    • Mock Interviews (Face to Face)   Most Asked Core Java Interview Questions and Answers:    • Core Java frequently asked Interview Quest...   Advance Java Interview Questions and Answers:    • Advance Java Interview Questions   Java 8 Interview Questions and Answers:    • Java 8 Interview Questions(New Features)   Hibernate Interview Questions and Answers:    • Hibernate Interview Questions Java   Spring Boot Interview Questions and Answers:    • Advance Java Interview Questions   Angular Playlist:    • Angular Course Introduction || Angular 8   SQL Playlist:    • SQL Interview Questions and Answers   GIT:    • GIT   Subscriber and Follow Code Decode Subscriber Code Decode: https://www.youtube.com/c/CodeDecode?... LinkedIn :   / codedecodeyoutube   Instagram:   / codedecode25   #springsecurity #codedecode #interviewquestions