Learn MICRONAUT-SECURITY with Real Code Examples

Reactive filters are non-blocking for high concurrency

Token validation can be cached for frequent requests

Use asynchronous identity provider calls

Avoid blocking operations in security filters

Monitor authentication-related metrics

Use strong JWT secrets and key rotation

Validate all incoming tokens

Limit access via roles and permissions

Secure configuration files and secrets

Audit authentication and authorization logs

Monitor authentication success/failure rates

Track JWT expiration and renewal

Integrate with Prometheus/Grafana for metrics

Log authorization decisions for audit

Custom security metrics via reactive events

Follow Micronaut and Java/Kotlin conventions

Unit and integration test security flows

Modularize authentication and authorization logic

Use CI/CD for automated security testing

Ensure proper annotation and configuration usage