Website phishing is a growing threat on the internet and its effect is devastating when it comes to phishing financial web sites, such as eBay, official bank accounts or other critical sources. It is an easy way to fraud a web site source code and even a whole website
can be totally downloaded using free software packages, clients do not know for sure if they talk to a genuine or fake websites by counting on what it looks like and its components. This paper is proposed to use randomized dyadic dilation wavelet to enhance the authenticate designated website to the visitor and in the same time authenticate the visitor to the website. This technique mainly designed
to defeat Man-In-Middle attack which is the main threat source for website phishing due to the difficulties of getting the transformed image reconstructed easily.