Quantum-Resistant Password-Based Threshold Single-Sign-On Authentication with Updatable Server Private Key

ePrint Report: Quantum-Resistant Password-Based Threshold Single-Sign-On Authentication with Updatable Server Private Key

Jingwei Jiang, Ding Wang, Guoyin Zhang, Zhiyuan Chen

Passwords are the most prevalent authentication mechanism and proliferate on nearly every new web service. As users are overloaded with the tasks of managing dozens even hundreds of passwords, accordingly password-based single-sign-on (SSO) schemes have been proposed. In password-based SSO schemes, the authentication server needs to maintain a sensitive password file, which is an attractive target for compromise and poses …

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