7 articles
Complete your JWT course with custom claims, RBAC with @PreAuthorize, RS256 signing, OWASP hardening, rate limiting, security auditing, comprehensive testing, and environment-specific configuration for production Spring Boot 3 applications.
Learn how to implement instant JWT revocation using JTI claims and Redis blacklisting in Spring Boot 3. Build a complete token revocation system with real logout, password-change invalidation, and production monitoring.
Learn how to implement refresh tokens with secure rotation in Spring Boot 3. Build a complete token refresh flow with JPA entities, reuse detection, HttpOnly cookies, and production-ready error handling.
Learn JWT authentication from scratch with Spring Boot 3.2 and Spring Security 6. Part 1 covers JWT fundamentals, project setup, token generation with JJWT 0.12, security filters, and building login/register endpoints.
Learn what MDC (Mapped Diagnostic Context) is, why it is essential for microservices traceability, and how to implement it in Spring Boot, Python, and Node.js.
Learn how to implement OpenTelemetry in your Java and Node.js applications. Traces, metrics, logs, Collector, Kubernetes, and production best practices.
Discover why companies are migrating from microservices to modular monoliths, with Spring Modulith, .NET Aspire, and real case studies from Amazon, Segment, and Shopify.