Cloud Native Archives - Welkin by Elastisys

Kubernetes Workload Isolation: Balancing Logical and Physical Separation

September 22, 2026 • By Lars Larsson Lundsten

Learn about Kubernetes workload isolation levels, and how relying strictly on physical machine separation is a legacy heuristic that fails to correctly make use of modern platform capabilities. In our experience, a robust and resilient cloud-native security strategy relies on logical software boundaries for all workloads and reserves physical node-level separation for critical, stateful data services.

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Rethinking the Cloud-First Mandate: Why Modern Enterprises Are Rebalancing Towards On-Prem and Edge

June 19, 2025 • By Cristian Klein

Cloud-native experts from Avassa and Elastisys explore why modern enterprises are rebalancing from cloud-first to hybrid and edge – driven by EU compliance, resilience, and the need for control.

Rethinking the Cloud-First Mandate: Why Modern Enterprises Are Rebalancing Towards On-Prem and Edge Read More »

Discover Kubernetes – Security and Scalability for Software Critical to Society

October 8, 2024 • By Elastisys

For those of you who are owners, investors, or perhaps part of the management team of a company working with software critical to our society, you’ve probably heard of Kubernetes. But what exactly is it, and why should you care?

Discover Kubernetes – Security and Scalability for Software Critical to Society Read More »

The Business Value of a Kubernetes-Based Platform

October 4, 2024 • By Cristian Klein

The upcoming NIS2 directive will impact all industry sectors. They will have to tighten up the security of their applications, or risk heavy fines. Learn how a Kubernetes-based platform can reduce the time and cost to implement certain security measures, as needed to comply with the upcoming EU NIS2 directive.

The Business Value of a Kubernetes-Based Platform Read More »

Benefits of Kubernetes App Developer Training and Certification with Elastisys and Elastx

July 30, 2024 • By Jakub Krzywda

Discover the benefits of Kubernetes Application Developer training and certification with Elastisys and Elastx. Learn about course content, hands-on labs, expert instructors, and how this training can enhance your Cloud Native skills and prepare you for the CKAD exam. Plus, get insights into the training experience and location in central Stockholm.

Benefits of Kubernetes App Developer Training and Certification with Elastisys and Elastx Read More »

5 Key Takeaways from KubeCon EU 2024

April 25, 2024 • By Cristian Klein

Being big fans of platform engineering, we at Elastisys went to Paris to listen in on the latest and greatest trends in the area. Delve into the 5 key takeaways from KubeCon EU 2024, handpicked by our DPO and Product Owner, Christian Klein.

5 Key Takeaways from KubeCon EU 2024 Read More »

Secure Kubernetes Operational Practices: Protecting Access Credentials

February 14, 2024 • By Lars Larsson Lundsten

Learn how Elastisys protects access credentials on all levels: cloud infrastructure, Kubernetes API, and SSH logins to servers. In this article, we explain one very important aspect of how we earn that faith: how we work with access credentials on all levels.

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Container Platforms: Why and How?

December 18, 2023 • By Lars Larsson Lundsten

This article is all about demystifying container platforms and showing what value they bring on several levels: business, organization, and tech.

Container Platforms: Why and How? Read More »

Kubernetes VS Docker

March 29, 2023 • By Elastisys

Kubernetes? Docker? Both?! Learn about Kubernetes and Docker and gain a better understanding of how these technologies are used in the Cloud Native ecosystem.

Kubernetes VS Docker Read More »

Kubernetes “What is”

March 9, 2023 • By Elastisys

Our DevOps engineers explain basic Kubernetes and container concepts, such as Nodes, Pods, Deployments, and many more.

Kubernetes “What is” Read More »

How to Security-Harden Kubernetes Against Unknown Unknowns

February 3, 2023 • By Elastisys

In this guide we discuss how to security-harden your Kubernetes platform against “known unknowns” and “unknown unknowns” with restrictive NetworkPolicies, vulnerability management and intrusion detection.”

How to Security-Harden Kubernetes Against Unknown Unknowns Read More »

Connect Your IDP to Your Welkin Cluster

January 9, 2023 • By Elastisys

Learn what information you need to provide to connect your Google or Azure IDP to your Managed Compliant Kubernetes cluster.

Connect Your IDP to Your Welkin Cluster Read More »

Operating Secure Kubernetes Platforms: Alerting Culture

October 24, 2022 • By Elastisys

This is the second blog post in a series on operating a secure Kubernetes platform. Read the blog post to see why alerting culture is important, an example of how it’s used in practice, why it matters, and its greater context.

Operating Secure Kubernetes Platforms: Alerting Culture Read More »

How to Operate a Secure Kubernetes Platform

September 16, 2022 • By Elastisys

This guide discusses the four most important aspects when operating a secure Kubernetes platform. Having been with Kubernetes since 2015, we identified these aspects to still challenge platform teams, even as technology matures.

How to Operate a Secure Kubernetes Platform Read More »

Cloud Native: Why Bother, Its Benefits, and Its Greatest Pitfall

May 16, 2022 • By Elastisys

In this article, we will focus on the benefits cloud native technology brings, how it brings them, and also, the greatest pitfall.

Cloud Native: Why Bother, Its Benefits, and Its Greatest Pitfall Read More »

Free Guide: How to Security Harden Kubernetes in 2022

May 4, 2022 • By Elastisys

How to security harden Kubernetes in 2022. The NSA/CISA guidelines summarized, with Elastisys hands-on advice and real-world recommendations.

Free Guide: How to Security Harden Kubernetes in 2022 Read More »

Our 15 Principles for Designing and Deploying Scalable Applications on Kubernetes

February 2, 2022 • By Lars Larsson Lundsten

Our 15 principles for how to design and deploy cloud native applications on Kubernetes – for scalability, observability, automation & security.

Our 15 Principles for Designing and Deploying Scalable Applications on Kubernetes Read More »

How to Do Vulnerability Management via Image Scanning in Harbor

January 11, 2022 • By Lars Larsson Lundsten

In this article, we describe what container vulnerability scanning is, how it is done, and how open source tools help automate the procedure.

How to Do Vulnerability Management via Image Scanning in Harbor Read More »

Access control via OpenID Connect (OIDC)

October 21, 2021 • By Elastisys

This blog post gets hands-on about access control, including everything from the difference between authentication and authorization, how this works in a couple of CNCF projects, and how to set it all up.

Access control via OpenID Connect (OIDC) Read More »

Cloud-agnostic third party managed Kubernetes services – the unexploited opportunity

June 3, 2021 • By Lars Larsson Lundsten

Managed Kubernetes services from cloud providers are not for everyone. We list 5 benefits of using a cloud-agnostic managed Kubernetes.

Cloud-agnostic third party managed Kubernetes services – the unexploited opportunity Read More »

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