mTLS Certificate Management: What It Is and Why It’s Hard

KEY TAKEAWAYS QUICK ANSWER: WHAT IS MTLS CERTIFICATE MANAGEMENT? mTLS certificate management is the practice of issuing, rotating, and governing the X.509 certificates that let two services authenticate each other over mutual TLS. Because both ends present a certificate, every workload needs an identity, and modern deployments keep those certificates short-lived and rotate them automatically.