Title :
Some attacks on Chikazawa-Yamagishi ID-based key sharing scheme
Author_Institution :
Cryptographic Technol. Team, Korea Inf. Security Agency, Seoul, South Korea
fDate :
3/1/2003 12:00:00 AM
Abstract :
We show that the Chikazawa-Yamagishi (1992) ID-based key sharing scheme and the Tseng-Jan´s (1998) improved version are vulnerable to a man-in-the-middle attack and a triangle attack.
Keywords :
cryptography; message authentication; protocols; Chikazawa-Yamagishi ID-based key sharing; cryptosystem; man-in-the-middle attack; protocols; sender authentication; triangle attack; Counting circuits; Cryptography; Equations; Information security; Proposals; Protocols; Random number generation; Random variables;
Journal_Title :
Communications Letters, IEEE
DOI :
10.1109/LCOMM.2003.809992
