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coolvds.com › Blog › DevOps & Infrastructure

Kubernetes vs. Docker Swarm: The 2021 Infrastructure Reality Check

· CoolVDS Team

With Kubernetes 1.20 deprecating Docker support, the orchestration wars are heating up again. We dissect the trade-offs between K8s complexity and Swarm simplicity, while proving why underlying NVMe storage is the only metric that truly matters for cluster stability.

coolvds.com › Blog › DevOps & Infrastructure

Container Security in 2021: Locking Down Docker and Kubernetes Before Production

· CoolVDS Team

With the recent SolarWinds fallout and the deprecation of Docker shim in Kubernetes 1.20, security is the only metric that matters right now. Here is a battle-tested guide to hardening your container infrastructure in Norway, covering non-root users, capability dropping, and why hardware isolation still beats software namespaces.

coolvds.com › Blog › DevOps & Infrastructure

Container Security in 2021: Why Your Dockerfile is a Liability

· CoolVDS Team

It is late 2020, and running containers as root is still the industry's most dangerous habit. From dropping capabilities to navigating the post-Schrems II landscape in Norway, here is how to lock down your infrastructure before the next CVE hits.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes vs. Docker Swarm in 2020: A Norwegian Sysadmin’s Reality Check

· CoolVDS Team

It’s 2020. Kubernetes won the war, but Docker Swarm is still fighting for the small battles. We analyze the orchestration landscape, the critical role of NVMe storage for etcd stability, and why data residency in Norway matters more than ever.

coolvds.com › Blog › DevOps & Infrastructure

Container Isolation is a Myth: Hardening Docker for Production in 2020

· CoolVDS Team

It is late 2019, and the runc vulnerability proved that containers aren't virtual machines. This guide covers specific kernel capabilities, read-only filesystems, and the infrastructure architecture required to secure Norwegian workloads.

coolvds.com › Blog › DevOps & Infrastructure

Container Security in 2019: Stop Running Docker as Root or Get Hacked

· CoolVDS Team

It's late 2019, and the 'runc' vulnerability is still haunting production environments. Here is a battle-hardened guide to locking down containers, managing capabilities, and why the underlying hardware in Oslo matters more than you think.

coolvds.com › Blog › Security & Compliance

Container Security in 2019: Hardening Docker and Kubernetes for Production

· CoolVDS Team

Containers aren't magic security boxes. From the recent runC vulnerability to kernel isolation, we break down how to secure your stack using 2019's best practices, leveraging strict KVM boundaries and immutable infrastructure principles.

coolvds.com › Blog › Security & Compliance

Docker is Not a Security Strategy: Hardening Containers for Production in 2019

· CoolVDS Team

Default Docker configurations are a security nightmare waiting to explode. We break down how to lock down your container infrastructure, navigate Norwegian GDPR requirements, and why strict kernel isolation on CoolVDS is your last line of defense.