Suppose you have some domain where you are navigating with a WebRequest object and you need to be able to browser that domain in a standard WebBrowser control, using the same cookies of the WebRequest.
The solution is really simple, you need to use the InternetSetCookieEx Windows API. First of all the import statement
Now you can use in a simple helper function.
This technique is really useful if you perform a login with a standard WebRequest object, and then want to browse the site in a webbrowser control using the same login credentials you are using with the WebRequest object.