“Oh, password, password, password…good but easy to be forgotten…” Nowadays, in such a fast-paced information age, private information stolen or personal data leak is common and nothing special. So, an easy or simple password for your privacy, say your Windows 7 machine in which you store lots of important personal data, will never be safe. But for setting a quite complicated password, people are easy to forget it. Recently I’ve heard of many complaints like “I forgot Windows 7 passwordfor my...