<ul><li>Securing communication between microservices is crucial in modern architectures to protect data and maintain trust boundaries.</li><li>Mutual TLS (mTLS) authentication ensures only authorized services can communicate by verifying identities and encrypting data.</li><li>Steps involve generating certificates, configuring Spring Cloud Gateway, enabling mTLS in microservices, and deploying to Kubernetes.</li><li>Best practices include regular certificate rotation, dedicated CA usage, monitoring TLS handshake failures, and keeping truststores updated.</li></ul>

Secure Inter-Service Communication in Java Microservices with mTLS

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