The network can be found on many QQ password stealing Trojan software, but these Trojan software in general only records the number of digits is not more than 9 digits of the QQ login password, can choose according to this characteristic, when ldquo QQ login registration wizard; ; ldquo;, use existing QQ number QQ number in the input; before joining a long list of 0, the number and the original QQ number added more than 9 digits can be, as a result will not affect the normal QQ login, and avoid Trojan software secret surveillance of QQ password.