Phishing webpages are forged webpages created and used by phishers to mimic the webpages of certain real companies such that to spoof end users to leak their private information. Most of these kinds of webpages have high visual similarities with their targets such that their victims can trust them. Some of this kind of webpages even looks exactly the same as the real ones. Unwary internet users who access phishing webpages may be easily deceived by this kind of scams. Victims of phishing webpages may expose their bank account, password, credit card number, or other important information to the phishing webpage owners (phishers).