MODEL PENILAIAN KEAMANAN SITUS WEB E-COMMERCE MENGGUNAKAN KOMBINASI METODE AHP, DEMPSTER-SHAFER DAN FUZZY TOPSIS

Abstract

Indonesia’s E-Commerce website had not ever been researched in security aspect. Therefore, this research built a comprehensive model to solve the problem in the E-commerce’s assesment and security rank using AHP method with Dempster-Shafer theory and fuzzy TOPSIS. AHP with Dempster-Shafer theory, fuzzy set and TOPSIS combined for assessing and ranking the E-Commerce website’s security, making use of Analytic Hierarchy Process (AHP) that was integrated with Dempster-Shafer’s evidence theory that was used here in order to get security’s criteria E-Commerce website. Fuzzy set was used to describe vagueness with linguistic values and triangle fuzzy numbers. TOPSIS was used to get the security’s final rank of E-Commerce website. Based on the completeness of security’s factors of E-Commerce website, this research offered a model and method of assessment and ranking of E-Commerce website. An E-Commerce website was said safe when it had complete security factors that was contained 27 criteria.