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Your launchpad for Amazon Web Services (AWS)
By Andreas & Michael Wittig.Start reading
A future-proof Terraform provider definition
When defining the version of a Terraform provider, do not use > or => conditions. You will run into troubles caused by breaking changes with the next major release. Instead, lock the major version of the Terraform provider by using a ~> conditi...Read on
Self-hosted GitHub runners on AWS
GitHub Actions became my tool of choice for automating tasks around software development. To execute jobs, GitHub Actions relies on runners. By default, jobs run on GitHub-hosted runners. But there are good reasons to use self-hosted runners. Reducing ...Read on
AWS Security Monitoring in 2023: Untangle the chaos
AWS security monitoring is a set of practices, tools, and processes designed to detect and respond to security threats and vulnerabilities within the Amazon Web Services (AWS) cloud environment. Sounds easy? In this blog post, I share how I use a variet...Read on
Show Me Your Architecture Vol. 2: Platform Engineering on AWS
Through the AWS documentation, books like AWS in Action or AWS training, you can gain theoretical knowledge. But beyond that, it is very valuable to learn directly from practice. In this series, we inspect real-life AWS architectures. In the 2nd volume ...Read on
Detecting connectivity anomalies with CloudWatch Internet Monitor
Imagine customer support informs you that some customers can no longer access your web application. Immediately you check the monitoring, but no abnormalities are visible on the dashboard. No alarm has been triggered. So, what’s the problem? The number ...Read on
Now available: Book Amazon Web Services in Action 3rd Edition
We are happy to announce the official launch of our new book Amazon Web Services in Action 3rd Edition. The final version of the book is out now. We wrote the 1st edition back in 2015, and since then, we sold more than 30,000 copies, and the book has be...Read on
Updated CloudFormation vs Terraform in 2022
The most reliable way to automate creating, updating, and deleting your cloud resources is to describe the target state of your infrastructure and use a tool to apply it to the current state of your infrastructure (see Understanding Infrastructure as Co...Read on
Updated Amazon ECR vs. Docker Hub vs. GitHub Container Registry
Have you worked with a Linux package manager like apt or yum before? A container registry is similar, but instead of packages, it distributes container images. A container registry is a crucial aspect of a containerized workflow and infrastructure. This...Read on
Updated Managing application secrets: SSM Parameter Store vs. Secrets Manager
Many applications interact with external or internal systems like databases or REST APIs. When your application talks to another system, it usually authenticates with a secret, e.g., an API key, username + password, or a certificate. This leads to the q...Read on
cloudonaut Podcast #080
cloudonaut Podcast #079
Is AWS Support providing more value than ChatGPT? | cloudonaut Podcast #078
[S3.1] S3 Block Public Access setting should be enabled | How to solve AWS Security Hub findings
Review: AWS Fault Injection Simulator (FIS) – Chaos as a Service?
AWS allows us to run applications distributed across EC2 instances and availability zones. By adding load balancers or message queues to the architecture, we can achieve fault tolerance or high availability. But how can we test that our system can survi...Read on
Cheap, Durable, Fast. How to choose an EBS volume type?
Elastic Block Storage (EBS) provides solid state drives (SSD) and hard disk drives (HDD) for EC2 instances. The virtual machine accesses the persistent storage via the network. In December 2020, AWS announced another volume type called General Purpose S...Read on
How to Become an AWS Certified Solutions Architect
In 2012, I created my first AWS account. Back then, I worked as a software engineer and was looking for a way to deploy an online trading platform. Two years later, I attended re:Invent — the yearly conference organized by AWS — in Las Vegas for the fir...Read on
Hej, Andreas & Michael here!
We launched the cloudonaut blog in 2015. Since then, we have published 375 articles, 79 podcast episodes, and 82 videos.
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