AN IMPLEMENTATION OF TWO-FACTOR AUTHENTICATION TECHNOLOGY USING TIME-BASED ONE TIME PASSWORD (TOTP) METHOD ON PRIVATE CLOUD STORAGE WEBSITE FOR GUIDANCE AND COUNSELING TEACHER. JITU [Internet]. 2022 Jun. 30 [cited 2024 Nov. 23];5(1):25-30. Available from: //jurnal.kominfo.go.id/index.php/jitu/article/view/3854