Title :
Attacks to Xu-Tilborg´s conference key distribution scheme
Author :
Jung, Bae Eun ; Paeng, Seong-Hun ; Kim, Dae Youb
Author_Institution :
Dept. of Math., Konkuk Univ., Seoul, South Korea
fDate :
7/1/2004 12:00:00 AM
Abstract :
In this letter, we show that Xu-Tilborg´s conference key distribution scheme does not meet the forward secrecy and is vulnerable to impersonation attacks. Also, we propose a modified version which satisfies the forward secrecy and is secure against impersonation attacks.
Keywords :
cryptography; telecommunication security; Xu-Tilborg conference key distribution scheme; forward secrecy; impersonation attacks; secure communication; Authentication; Digital signatures; Distributed computing; Equations; Identity-based encryption; Mathematics; Public key; Public key cryptography; Random number generation; Registers; Conference key; forward secrecy;
Journal_Title :
Communications Letters, IEEE
DOI :
10.1109/LCOMM.2004.832760
