Blog

This is the third and final post in a series on how Cilium hardens its CI/CD pipeline. Part 1 covered access control and Part 2 covered dependency hardening. This post covers the last layer: keeping CI...

Part two This is the second post in a three-part series on how Cilium hardens its CI/CD pipeline. Part 1 covered access control: who can trigger builds and what code CI is allowed to execute. This...

Part one The last twelve months have been rough on the open source supply chain. Axios was compromised on npm and shipped a remote access trojan inside otherwise normal-looking releases. LiteLLM’s PyPI package was hijacked to...

I still remember the first time we lost sleep over something that wasn’t a bug. It was a Tuesday. Grafana dashboards showed blank panels for Cilium network metrics. Hubble was working fine — DNS visibility, TCP...

Three years later, CiliumCon is back where it started—at KubeCon + CloudNativeCon Europe in Amsterdam. This will be our seventh time hosting the event, and it comes on the heels of the tenth anniversary of Cilium’s...

Have you ever heard of CNCF’s DevStats? It is a tool that tracks and quantifies all contribution activities within CNCF projects by pulling data from GitHub. Using this data, we can analyze ongoing development in CNCF...

This Member Blog was originally published on the Isovalent blog and is republished here with permission. If you’re running Kubernetes, there’s a good chance you rely on ingress-nginx to route external traffic to your workloads. For...

A decade on from its first commit in 2015, 2025 marks a significant milestone for the Cilium project. The community has published the 2025 Cilium Annual Report: A Decade of Cloud Native Networking, which reflects on...

Network policy changes are among the most frequent operations in a Kubernetes cluster. They are also among the most delicate, as even a small mistake can lead to widespread traffic disruption. This tutorial walks through several...

Learn how Kubernetes-native traffic management and SD-WAN integration can deliver consistent security, observability, and performance across distributed clusters. The challenge of distributed Kubernetes networking Modern businesses are rapidly adopting distributed architectures to meet growing demands for...

CiliumCon began at KubeCon + CloudNativeCon Europe 2023 in Amsterdam, and this will be our sixth time hosting it. Like Cilium itself, the event has grown significantly since its inception, expanding from its original focus to...

Get to know Iliyan His fascination with computers and electronics began early, sparked by his father and fueled by various games and sci-fi movies. Over the years, he developed a passion for open-source technologies, system administration,...

Get to know Williem Willem Berroubache is a cloud native and Security Architect based in Paris, France, currently working at Orange. Over the years, he has worked on private cloud security use cases and telco cloud...

Get to know Gerardo Gerardo is a passionate Cloud Native Advocate, Kubernetes expert, and Docker Captain with a strong focus on DevOps, software development, and security. Based in Costa Rica, he has earned several certifications, including...

By Chris Aniszczyk (CNCF), Adam Korczynski (Ada Logics), David Korczynski (Ada Logics) CNCF maintains a high level of security for its projects by way of a series of initiatives such as security auditing, supply-chain assessments and...

Ambassador post originally published on Dev.to by Syed Asad Raza Introduction 🌐🔒🚀 As cloud-native applications scale, securing workloads while maintaining performance becomes critical. This is where Cilium, an open-source networking, observability, and security tool, shines. Backed...

Following a year of significant milestones in 2023, 2024 for Cilium was pivotal in that organizations are now leveraging the project to manage their entire Kubernetes networking stack. We are pleased to share the 2024 Cilium...

Member post by Jatinder Singh Purba, Principal, Infosys; Krishnakumar V, Principal, Infosys; Prabhat Kumar, Senior Industry Principal, Infosys; and Shreshta Shyamsundar, Distinguished Technologist, Infosys Emerging Trends in the Cloud-native Ecosystem In the last quarter of 2024,...

We’re excited to share the Cilium project journey report!  Cilium is an open source platform designed for cloud-native networking, security, and observability, leveraging eBPF technology. It provides secure, high-performance network connectivity and deep visibility for Kubernetes...

Get to know Rishabh This week’s Kubestronaut in Orbit, Rishabh Sharma, our first Kubestonaut from Finland, is a senior software development engineer where he manages cloud native tech solutions for Capgemini Finland Oy. He is currently...