Adding CAA record in Azure with PowerShell

CAA (Certificate Authority Authorization) is a DNS record that lets you define what Certificate Authority that is allowed to represent you and your servers. Complex topic, not the scope of this blog post. If you are interested in the details of CAA, I recommend you read RFC6844. However, what I…

Running PowerShell Core in a container

Creating PowerShell modules is fun, rewarding and a great way to learn more PowerShell. But when you want to test your code, you want to run it in a clean environment to make sure that you don’t have anything interfering with your awesome module. It would suck to get…

How secure email works - DMARC, DKIM and SPF

Even though this could have been a very technical subject, I will refrain from going into the technical details on how to set up DMARC, DKIM, and SPF. The point of this article is to let you know about the different tools you have to secure yourself, what the difference…