Kieran YioUpgrading EKS nodes provisioned by KarpenterThis is a continuation of the previous blog post where we explored how to get started with Karpenter and how to create a “nodelesss” EKS…5 min read·Aug 19, 2023----
Kieran YioAccessing internal applications hosted on EKS with AWS Verified AccessAWS Verified Access is a managed service that is used for providing secure access to internal applications. It is like a reverse proxy with…7 min read·Jul 6, 2023--1--1
Kieran YioExploring EKS with Karpenter on Fargate — Part 1Karpenter is a Kubernetes component built with AWS that helps to autoscale your compute resources based on the workload. It is similar to…8 min read·Jun 17, 2023----
Kieran YioCapturing container packets from EKS worker nodes using tcpdumpThere are times where you will need to troubleshoot a network issue and have to go into the packet detail level to analyse it. To capture…4 min read·May 13, 2023--1--1
Kieran YioMoving EKS add-ons from self-managed to managedEKS add-ons are like plugins for your Kubernetes cluster. They provide operational capabilities support to Kubernetes applications. There…4 min read·Mar 5, 2023----
Kieran YioRestricting access to AWS based on source IP and its considerationsSome organisations may require you to restrict AWS access for all or a subset of users to only the specified IP ranges as part of the…4 min read·Feb 6, 2023----
Kieran YioRestricting CloudFront access to Client VPNYou are using CloudFront to deliver your static website content to the public and you have an identical setup in your non-production…4 min read·Dec 26, 2022--1--1
Kieran Yio3 Ways to retrieve values from awscli json outputThe AWS CLI (AWS Command Line Interface) is a tool provided by AWS to manage your resources and it is commonly used as part of the DevOps…4 min read·Nov 19, 2022----
Kieran YioAWS DNS Firewall Technical AnalysisAWS DNS Firewall is a managed firewall service that helps to protect you against DNS exfiltration. It was released on Mar 31, 2021. You can…4 min read·Jul 1, 2022----