ASP.NET Data Protection on Kubernetes: Why It Matters and How to Get It Right
If you have ever migrated an ASP.NET application from Azure App Service or IIS to Kubernetes, there is a good chance that ASP.NET Data Protection was not something you had to think about — until things started breaking in subtle and confusing ways. Users getting logged out seemingly at random, cookie validation failures appearing under load, or errors that only materialise after a deployment. These are the classic symptoms of a Data Protection configuration that has not been adapted for a distributed, containerised environment.
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