Cloudonaut Teaser

Welcome to cloudonaut

Your launchpad for Amazon Web Services (AWS)

By Andreas & Michael Wittig. Since 2015, we published 371 articles, 76 podcast episodes, and 79 videos.

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Welcome to cloudonaut

Your launchpad for Amazon Web Services (AWS)

By Andreas & Michael Wittig.

Start reading
Cloudonaut Teaser

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...

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How we built bucketAV powered by Sophos

This is the behind-the-scenes story of our latest product launch bucketAV powered by Sophos, a malware protection solution for Amazon S3. We share insights into building and selling a product on the AWS Marketplace. Our story began in 2015 when we publi...

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Fallback to on-demand EC2 instances if spot capacity is unavailable

In recent months, I was again reminded that EC2 spot capacity is not always available. For years, I was looking for a safety net for my spot-based Auto Scaling Groups (ASGs). If spot capacity is unavailable, launch on-demand EC2 instances and replace th...

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AWS Monitoring with EventBridge

When it comes to AWS monitoring, you probably think of Amazon CloudWatch first. That’s right, but there is another source of information about the health of your cloud infrastructure: Amazon EventBdrige. In this blog post, you’ll learn how to tap into E...

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Builder's Diary Vol. 6: Serverless and DevOps - a match made in heaven

Get insights into the day-to-day challenges of builders. In this issue, Vilius Kukanauskas from our partner DEMICON explains why Serverless and DevOps are a match made in heaven. Here you go if you prefer a video or podcast instead of reading. JavaScri...

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How to filter S3 events by object size

While answering a support request for bucketAV, I stumbled upon the following question: Is there a way to only scan S3 objects with a size of less than 1 GB for malware? This translates to the more general question: How to filter S3 events by object ...

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Builder's Diary Vol. 5: ECS Anywhere

Get insights into the day-to-day challenges of builders. In this issue, Samia Rabah from our partner DEMICON talks about ECS Anywhere to orchestrate containers on-premises and in the cloud. If you prefer a video or podcast instead of reading, here you ...

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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...

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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...

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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...

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[S3.1] S3 Block Public Access setting should be enabled | How to solve AWS Security Hub findings

Amazon Inspector v2 + Terraform AWS Proider + AWS in Action out now! | cloudonaut Podcast #077

Launch Party Amazon Web Services in Action 3rd Edition

How we built bucketAV powered by Sophos | cloudonaut Podcast #076

Monitoring AWS Inspector + Terraform AWS Provider + Spot Pricing

Two brothers discussing all things AWS every week. Hosted by Andreas and Michael Wittig presented by cloudonaut.

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How we built bucketAV powered by Sophos

Two brothers discussing all things AWS every week. Hosted by Andreas and Michael Wittig presented by cloudonaut.

Start listening

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...

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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...

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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...

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Andreas Wittig and Michael Wittig

Hej, Andreas & Michael here!

We launched the cloudonaut blog in 2015. Since then, we have published 371 articles, 76 podcast episodes, and 79 videos.

Besides sharing our learnings about all things AWS on cloudonaut, we're currently working on bucketAV and marbot.

To support our work on cloudonaut, please subscribe to our newsletter, podcast, or YouTube channel and share our content with your friends and coworkers.