When a client sends data to your web API, often you want to validate the data before doing any processing. This article shows how to annotate your models, use the annotations for data validation, and handle validation errors in your web API. 

In this blog post I will be examining two popular approaches to securing an API,OAuth2 and JS ON Web Tokens (now on called JWT).

You can subclass  HandleErrorAttribute  and override its  OnException  member (no need to copy) so that it logs the exception with ELMAH and only if the base implementation handles it.  

So, last week one of my colleagues wanted to serialize an object along with custom property attribute to JSON. Interesting… JSON.NET by default will not allow serializing custom property attribute. So, you have to write custom JSON converter to fix this. Let’s take a look at how