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Introduction to Istio Service Mesh

Istio adds traffic management, security, and observability to microservices without changing application code.

🎯Key Takeaways
Istio adds a data plane (Envoy sidecars) and control plane (istiod)
Works without application code changes
Provides mTLS, traffic management, and observability

Introduction to Istio Service Mesh

Istio adds traffic management, security, and observability to microservices without changing application code.

~1 min read
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What you'll learn
  • Istio adds a data plane (Envoy sidecars) and control plane (istiod)
  • Works without application code changes
  • Provides mTLS, traffic management, and observability

What is Istio?

Istio is a service mesh that manages communication between microservices using Envoy sidecar proxies. It provides traffic management, mTLS encryption, and observability out of the box. The control plane (istiod) pushes configuration to data plane (Envoy sidecars) via the xDS protocol.

Key takeaways

  • Istio adds a data plane (Envoy sidecars) and control plane (istiod)
  • Works without application code changes
  • Provides mTLS, traffic management, and observability

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