Ever tried to update the TTL attribute of a DynamoDB table using the AWS CDK and got a InvalidRequest in CDK or a ValidationException via the CLI? I did, and it took me a while to figure out why. In this post, I’ll explain what happened and how to avoid the same issue in the future. This is a …
After posting about Private API Gateway’s with DNS I received the suggestion by Lee Gilmore to elaborate on VPC Endpoints. In this article, I will show you how to use VPC Endpoints to access AWS services without the need to go through the internet.
We are nearing the end of the year, the time to reflect on the past year and definitely share the things that went “wrong” or in this case the things that could have been done better. This is one of those things that I wish I knew earlier, and I hope it helps you too.
UPDATE: Ofcourse, after I finalized this article Amazon released native support for Private DNS on API Gateways. . Announced on the AWS Blog.
At PostNL we are building most of our applications with Serverless in mind, let me rephrase that, we build all our applications within our own landing zone …
Until recently, I was completely unaware of AWS CloudShell, and I’m glad I finally decided to give it a try. CloudShell provides a shell environment right in your browser, and to my surprise, you can start an instance within your own VPC!
Recently I’ve been working on a new project where we created many resources in a lot of different stacks. A feature of CloudFormation is that you can output values from your stack, which is great for referencing resources in other stacks. However, while there is a use-case for this, I’ve …
When working with AWS CDK and using SSM Parameters to store information in between stacks there are multiple ways to retrieve the value, with both advantages and disadvantages. In this post, I’ll go over the different ways to retrieve SSM parameters in AWS CDK and when to use them.
Recently I’ve been using AWS Secrets to retrieve API keys which are needed to access external API’s, however, this turned out to be a more expensive service than we initially thought when starting.
It’s been almost a year since I’ve started using my YubiKey, even though I only recently bought a backup key (yes, you can shame me) I decided it is time to have big write up on why you should be using a hardware key with Fido2(WebAuthn) support too.
Besides the AWS Certification program, there are also the newer AWS Learning skill badges. A new-ish way of learning the skills necessary to work on the aws platform and illustrate your knowledge. These are like the certifications except they are not certifications of some kind and you can take …