The following publications are possibly variants of this publication:
- A three-factor anonymous user authentication scheme for Internet of Things environmentsHakjun Lee, Dongwoo Kang, Jihyeon Ryu, Dongho Won, Hyoungshick Kim, Youngsook Lee. istr, 52:102494, 2020. [doi]
- Secure and Anonymous Authentication Scheme for Mobile Edge Computing EnvironmentsHakjun Lee, Jihyeon Ryu, Dongho Won. iotj, 11(4):5798-5815, February 2024. [doi]