Phishing Detection: Analysis of Visual Similarity Based Approaches

Algorithm 1

Algorithm to compare CSS between two pages (suspicious and legitimate) [69].

(1) Fetch style sheet from suspicious website

(2) Fetch style sheet of legitimate website

(3) for each elements of suspicious website

(4)  for each element legitimate website

(5)   for each

(6)        If () then tag++

(7)       If () then class++

(8)        If () then id++

(9)        If () then other++

(10)       Selector = ,

(11)   end for

(12)  end for

(13) end for

(14)

(15) if () then “URL is phishing”

(16) else “URL is Innocent”

(17) end if