@inproceedings{weko_214429_1, author = "高田,哲司", title = "二要素認証の利便性向上に向けた一考察:物理デバイスの所持を不要にする二要素認証の提案", booktitle = "コンピュータセキュリティシンポジウム2021論文集", year = "2021", volume = "", number = "", pages = "215--222", month = "oct" }