Silverlight

Ever wanted to know why the heck your brand new silverlight application crashes just once more...
Then check out the Silverlight Spy .

And, after I found out most of it myself in hard work, I finally found this great article about Silverlight Authentication patterns to be used with your silverlight app talking to your web service:

http://www.silverlightshow.net/items/Building-a-Silverlight-Line-Of-Business-Application-Part-3.aspx

I hope I made you cut the corner...