My friend just hijacked tommorow and contacting steam support. Steam support asking the prove of CD-Keys or anything like that, the problem is my fiend dont have any CD-KEYS or anything like that because he got DOTA2 from his other friend by gift. He also tried to find the first e-mail verification wich sent to his original e-mail but its already deleted long time ago from his e-mail inbox. Now he cant open the account and the e-mail adress of his account already changed by the hijacker. Any suggestion how to prove the account>?