IJNSEC
2008
13 years 10 months ago
2008
In this paper, we suggest solutions to the key exposure problem in ring signature. In particular, we propose the first forward secure ring signature scheme and the first key-insul...
IJNSEC
2008
13 years 10 months ago
2008
Real time network monitoring for intrusions is offered by various host and network based intrusion detection systems. These systems largely use signature or pattern matching techni...
IJNSEC
2008
13 years 10 months ago
2008
In 2005, Lee, Kim, and Yoo proposed a nonce-based mutual authentication scheme using smart cards. However, this paper demonstrates that Lee-Kim-Yoo's scheme is vulnerable to ...
IJNSEC
2008
13 years 10 months ago
2008
Network attacks are commonplace in the Internet. One of the defense mechanisms against the network attacks is using a baseline profile established during normal operation to detec...
IJNSEC
2008
13 years 10 months ago
2008
Recently, Das, Saxena and Gulati proposed a dynamic Id based remote user authentication scheme that allows the users to choose and change their passwords freely and does not maint...
IJNSEC
2008
13 years 10 months ago
2008
In 2003, Hwang et al. proposed a new blind signature based on the RSA cryptosystem by employing Extended Euclidean algorithm. They claimed that the proposed scheme was untraceable...
IJNSEC
2008
13 years 10 months ago
2008
Certificateless public key cryptography was introduced to overcome the key escrow limitation of the identity-based cryptography. Recently, Yum1 and Lee have proposed a generic ser...
IJNSEC
2008
13 years 10 months ago
2008
We present a hybrid group key management protocol that incorporates both a centralized and a contributory scheme for key management, and a tree-based Elliptic Curve Diffie-Hellman...
IJNSEC
2008
13 years 10 months ago
2008
Consider the following scenario with N + 2 parties, A, B, X1, X2,
IJNSEC
2008
13 years 10 months ago
2008
Current anonymous systems either use a small, fixed core set of mixes or randomly choose a sequence of peer nodes to form anonymous paths/tunnels. The resulting paths are fragile ...