Writing a password filter for Windows in C # and registering a DLL

Question

I am looking to write my own password filter for Windows using C # .Net. Any inputs on this? I already read programming considerations for writing a password filter. I can not find sample code in C #.

Answer 1

Okie, I discovered that this cannot be (should not be).

http://support.microsoft.com/default.aspx?scid=kb;en-us;841927