A spam mail blocking method using URL frequency analysis
Baek Ki-young, Lee Chul-soo, Jae-Cheol Ryou · Information Security and Cryptology · 2004
Recently, it is difficult to block the spam mail that changes variously with past spam distinction method by words. To solve such problem, This paper propose the method of generating spam distinction rule using URL frequency analysis. It is consist of collecting spam, drawing URL that get into characteristic from collected spam mail. URL noonalizing, generating spam distinction rule by time frequency, and blocking mail. It can effectively block various types of spam mail and various forms of spam mail that change.