My pleasure Ivan 123, below are the links of fourthdimension posts related to Cookies stealing and it uses for XSS (cross site scripting)

Article 1
http://www.go4expert.com/showthread.php?t=17066

Article 2
http://www.go4expert.com/showthread.php?t=16641

There is plenty for you to learn thru out the forum,very knowledgeable people here.