On the Security of an Efficient and Secure Dynamic ID-Based Remote User Authentication Scheme
Eun‐Jun Yoon, Kee-Young Yoo · IEICE Transactions on Information and Systems · 2012
In 2009, Wang et al. proposed an efficient and secure dynamic ID-based remote user authentication scheme based on the one-way secure hash function. This letter demonstrates that Wang et al.'s scheme is still vulnerable to impersonation attacks.