Telelogin: a Two-factor Two-path Authentication Technique Using Caller ID
Haruhiko Fujii, Naoko Shigematsu, Hirohiko Kurokawa, Tetsuya Nakagawa · NTT technical review · 2008
This article introduces Telelogin, a two-factor two-path authentication technique for user authentication that uses caller ID (calling number notification function) in addition to user ID and password authentication over the Internet.This technique achieves highly secure personal authentication through the simple act of making a phone call.