Windows

I can’t remember how many times I’ve had to generate a new self-signed certificate for token signing when developing IdentityServer solutions, always going back to the same Google Doc, that I wrote years ago, containing a makecert script I pieced together from a collection of other articles. So, even though there is a silly number of these articles already, I’ve decided to put it online where I don’t need Google Docs access to view it!

This approach is a lot more UI driven for passwords and export processes, but I’ve had consistent results doing this over trying to include passwords and export filenames within the commands.

Recently I had some issues with running a local IIS server/website on my local development machine. The solution was fairly well documented, but the surprising culprit and the fact that it had never happened to me before (despite it being a replicable process) made it worthwhile documenting.

Problem

Upon trying to start manually start the IIS website the following error message popped up...