Open Access

ARTICLE

A Lightweight and Robust User Authentication Protocol with User Anonymity for IoT-Based Healthcare

Chien-Ming Chen^1,*, Shuangshuang Liu¹, Shehzad Ashraf Chaudhry², Yeh-Cheng Chen³, Muhammad Asghar khan⁴

1 College of Computer Science and Engineering, Shandong University of Science and Technology, Qingdao, 266590, China
2 Department of Computer Engineering, Istanbul Gelisim University, Istanbul, 34310, Turkey
3 Department of Computer Science, University of California, Davis, CA, 95616, USA
4 Department of Electrical Engineering, Hamdard University, Islamabad, 44000, Pakistan

* Corresponding Author: Chien-Ming Chen. Email: