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Review: Amazon Aurora Serverless - A cloud-native and production-ready relational database?

Review: Amazon Aurora Serverless - A cloud-native and production-ready relational database?

It was never easier to scale your compute layer. EC2 Auto Scaling, Fargate, and Lambda enable horizontal scaling. But how do you scale your database? Use a NoSQL database like DynamoDB, one could say. But what if you don’t want to miss all the advantage...

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Show your Tool: AWSInfo

Show your Tool: AWSInfo

In this series, we present AWS tooling from the community, for the community. We talk directly with the tool makers. Who are they? What problem does the tool solve? And what motivates them to contribute to open-source AWS tooling. This time, we talk wi...

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How to sell pay per use SaaS to AWS customers in the AWS Marketplace

How to sell pay per use SaaS to AWS customers in the AWS Marketplace

You can also listen to this topic in our podcast! AWS Marketplace allows you to sell software to AWS customers. The customer can either run the software on its own (using AMIs and optional CloudFormation), or you can offer the software as a service (...

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Avoid the 60 minutes timeout when using the AWS CLI with IAM roles

Avoid the 60 minutes timeout when using the AWS CLI with IAM roles

You can configure the AWS CLI to assume an IAM role for you in combination with MFA. If you are a power user of the CLI, you will realize that you have to enter your MFA token every 60 minutes, which is annoying. You will learn how to fix that in the f...

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We have a podcast!

We have a podcast!

We launched the cloudonaut Podcast! Every other week, Andreas or I prepare the topic of the podcast. The topic is not known to the other one, which results in surprising conversations inspired by our daily work with AWS. Subscribe to the podcast: Appl...

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EC2 Instance Connect is an insecure default!

EC2 Instance Connect is an insecure default!

You can also listen to this topic in our podcast! Two months before, Michael wrote about why AWS SSM is a trojan horse. Shortly after that, AWS released EC2 Instance Connect, which is even worse. If you use Amazon Linux 2 or Ubuntu, the chances are h...

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Verify SNS messages delivered via HTTP(S) in Node.js

Verify SNS messages delivered via HTTP(S) in Node.js

Are you implementing an HTTP/HTTPS endpoint for SNS? If so, you should definetly verify the incoming messages. Otherwise, anyone on the Internet can deliver messages to your HTTP/HTTPS endpoint. Which is a security risk. How do you verify incoming mess...

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Review: AWS Backup - A centralized place for managing backups?

Review: AWS Backup - A centralized place for managing backups?

You can also listen to this topic in our podcast! AWS releases a new service with a lot of marketing noise. 🎉 You can’t resist, you want to use that new thing now. But soon you discover that: the service is missing essential features the service is...

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Calling AppSync GraphQL from Lambda

Calling AppSync GraphQL from Lambda

AWS AppSync provides an easy way to run a GraphQL API that triggers AWS Lambda functions and other AWS services. If you start with AppSync, you likely have existing systems running next to it. Sooner or later, you want to call the GraphQL API from your ...

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Dockerizing legacy applications with confd

Dockerizing legacy applications with confd

This blog post is an excerpt of our book Rapid Docker on AWS. A legacy application typically uses files to read configuration parameters. But working with configuration files is cumbersome when building Docker images for the use with ECS (EC2 or Farga...

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