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Tigera Blog: Technical Posts

Sidecarless mTLS in Kubernetes: How Istio Ambient Mesh and ztunnel Enable Zero Trust
Technical Blog

Sidecarless mTLS in Kubernetes: How Istio Ambient Mesh and ztunnel Enable Zero Trust

By Veronika Smolik on January 6, 2026 · 8 min read
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Do You Need a Service Mesh? Understanding the Role of CNI vs. Service Mesh
Technical Blog

Do You Need a Service Mesh? Understanding the Role of CNI vs. Service Mesh

By Veronika Smolik on December 24, 2025 · 7 min read
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How Istio Ambient Mode Delivers Real World Solutions
Technical Blog

How Istio Ambient Mode Delivers Real World Solutions

By John Alexander on December 18, 2025 · 7 min read
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Ingress NGINX Controller Is Dead — Should You Move to Gateway API?
Technical Blog

Ingress NGINX Controller Is Dead — Should You Move to Gateway API?

By Veronika Smolik on December 16, 2025 · 9 min read
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An In-Depth Look at Istio Ambient Mode with Calico
Technical Blog

An In-Depth Look at Istio Ambient Mode with Calico

By John Alexander on December 11, 2025 · 16 min read
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Is It Time to Migrate? A Practical Look at Kubernetes Ingress vs. Gateway API
Technical Blog

Is It Time to Migrate? A Practical Look at Kubernetes Ingress vs. Gateway API

By Reza Ramezanpour on December 4, 2025 · 8 min read
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How to Turbocharge Your Kubernetes Networking With eBPF
Technical Blog

How to Turbocharge Your Kubernetes Networking With eBPF

By Veronika Smolik on November 26, 2025 · 8 min read
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5 Reasons to Switch to the Calico Ingress Gateway (and How to Migrate Smoothly)
Technical Blog

5 Reasons to Switch to the Calico Ingress Gateway (and How to Migrate Smoothly)

By Veronika Smolik on November 24, 2025 · 8 min read
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A Detailed Look at the Calico Ingress Gateway
Technical Blog

A Detailed Look at the Calico Ingress Gateway

By John Alexander on November 20, 2025 · 13 min read
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Securing Kubernetes Traffic with Calico Ingress Gateway
Technical Blog

Securing Kubernetes Traffic with Calico Ingress Gateway

By Reza Ramezanpour on November 18, 2025 · 17 min read
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Introducing Istio Ambient Mode in Calico
Technical Blog

Introducing Istio Ambient Mode in Calico

By John Alexander on November 9, 2025 · 8 min read
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What’s New in Calico – Fall 2025 Release
Featured Blog , Company Blog , Technical Blog

What’s New in Calico – Fall 2025 Release

By John Alexander on November 6, 2025 · 12 min read
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Zero-Trust with Zero-Friction eBPF in Calico v3.31
Technical Blog

Zero-Trust with Zero-Friction eBPF in Calico v3.31

By Tomas Hruby and Lucas Sampaio on November 4, 2025 · 6 min read
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Calico Whisker in Action: Reading and Understanding Policy Traces
Technical Blog

Calico Whisker in Action: Reading and Understanding Policy Traces

By Aadhil Abdul Majeed on October 30, 2025 · 8 min read
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5 Essential Steps to Strengthen Kubernetes Egress Security
Technical Blog

5 Essential Steps to Strengthen Kubernetes Egress Security

By Tigera Team on October 28, 2025 · 6 min read
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What’s New in Calico v3.31: eBPF, NFTables, and More
Technical Blog

What’s New in Calico v3.31: eBPF, NFTables, and More

By Reza Ramezanpour on October 24, 2025 · 8 min read
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