Weakness of Shim's new ID-based tripartite multiple-key agreement protocol
Jue‐Sam Chou, Chu‐Hsing Lin, Chia-Hung Chiu · IACR Cryptology ePrint Archive · 2005
In this article we show that Shim's new ID-based tripartite multiple-key agreement protocol still suffers from the impersonation attack, a malicious user can launch an impersonation attack on their protocol.