DevOps Daily Newsletter - Week 15, 2026
Happy Monday! Here's everything we published this week to level up your DevOps skills.
Comparisons
Argo CD vs Flux
Trying to pick between Argo CD and Flux for your GitOps setup? We break down both tools side by side so you can make the right call for your Kubernetes delivery pipeline.
Checklists
Kubernetes Security Checklist
A practical checklist to lock down your Kubernetes clusters before they hit production.
SSH Hardening Checklist
Harden your SSH server config with this step-by-step checklist - because default settings won't cut it.
Terraform Repository Structure Checklist
Keep your Terraform repos clean and maintainable with these project structure best practices.
Production Deployment Checklist
Run through this before every production deploy so nothing slips through the cracks.
Monitoring & Observability Checklist
Set up monitoring, logging, tracing, and alerting the right way across your entire infrastructure.
GitOps Implementation Checklist
Going GitOps? This covers repo structure, sync policies, and everything else you need to get it right from day one.
High Availability Architecture Checklist
Load balancing, failover, redundancy - design systems that stay up when things go wrong.
Docker Security Hardening Checklist
Lock down your Docker containers, images, and runtime environments with this security-focused checklist.
CI/CD Pipeline Setup Checklist
Stand up a production-ready CI/CD pipeline from scratch with this complete setup guide.
AWS Security Checklist
The essential AWS security configurations you should have in place before running anything in the cloud.
AWS Well-Architected Review Checklist
Walk through the AWS Well-Architected Framework pillars and make sure your setup holds up under scrutiny.
Flashcards
Terraform Basics
Get up to speed on Infrastructure as Code with Terraform - from basic syntax to managing your first resources.
Linux Fundamentals
Brush up on the Linux essentials that come up daily: file system layout, process management, permissions, and the commands you'll actually use.
Kubernetes Fundamentals
Quick-fire review of Pods, Services, Deployments, and the other building blocks you need to know when working with Kubernetes.
Docker Essentials
Containers, images, volumes, networks - nail down the core Docker concepts and best practices in flashcard format.
CI/CD Concepts
Pipeline stages, testing strategies, and deployment patterns - solidify your understanding of CI/CD from end to end.
AWS Essentials
EC2, S3, VPC, IAM, and the security and cost basics you need before touching anything in AWS.
Monitoring & Observability
Metrics, logs, traces, Prometheus, Grafana, alerting - everything you need to start building real observability into your systems.
Helm Fundamentals
Charts, releases, values files, templates, and hooks - get comfortable with the Helm package manager for Kubernetes.
Git Fundamentals
Branching, merging, rebasing, and the workflows that keep teams shipping without stepping on each other's code.
ArgoCD Fundamentals
GitOps principles, app deployment, sync policies, and multi-cluster setups - all the ArgoCD essentials in one deck.
Ansible Basics
Playbooks, roles, inventory, modules, and variables - learn the Ansible fundamentals for automating your infrastructure.
Featured Game
DNS Resolution Simulator
Ever wondered what actually happens between typing a URL and getting a response? Walk through the full DNS resolution process step by step in this interactive simulator.
Happy learning, The DevOps Daily Team