[PDF] Top 20 Cryptanalysis of modified authenticated key agreement protocol

... In the enhanced key valida- tion steps, the first key validation message is directly inherited from the Seo-Sweeney protocol while the second key validation message is[r] ... See full document

... Later, Ku and Wang [3] showed that Tseng
s improved scheme is still vulner- able to backward replay attack and modification attack. The backward replay attack is that the honest party can be fool into believing a wrong ... See full document

... simple authenticated key agreement protocol that enables two parties, who share a password in advance, to authenticate each other and to share a common session key vie the ... See full document

... Diffiee-Hellman key agreement protocol based on Weil ...the protocol cannot withstand the man-in-the-middle attack since it does not authenticate ...tripartite authenticated key ... See full document

... In this paper, we shall present a simpler authenticated key agreement protocol by modifying the Yeh-Sun scheme, and we shall also present a new protected passwor[r] ... See full document

... Their scheme is faster than Shim’s, but it is not as secure. In this paper, we show that their improvement is vulnerable to key-compromise impersonation attack. Moreover, their scheme is insecure against ... See full document

... later proposed an enhanced protocol with a one-way hash function, this improved protocol violates the original expectation from the Ham-Lin protocol that no.. one-way[r] ... See full document

... An authenticated multiple-key agreement protocol enables two entities to authenticate each other and construct multiple common keys in a two-pass ...multiple key-agreement ... See full document

... the protocol still secure when a new attack appears since the lack of specified definition of ...an authenticated key agreement protocol ...importance of providing ... See full document

... SERVICES; PROTOCOL Abstract: A group key agreement protocol enables a group of communicating parties over an untrusted, open network to come up with a common secret ... See full document

... group key agreement protocol enables a group of communicating parties over an untrusted, open network to come up with a common secret ... See full document

... password-authenticated key agreement protocol. Our protocol broke through the traditional methods based on public key ...proposed protocol, we utilized the semi-group ... See full document

... certificate-based protocol guarantees nonrepudiation of trans- actions by ...extension of an OSN with batched ...implicit key authentication, and require fewer messages to authenticate ... See full document

... mutually authenticated by performing the key agreement ...information of group members for the key agree- ment ...proposed protocol more suitable for many group commu- nication ... See full document

... details of the security problems in these schemes are in the ...ID-based authenticated group key agreement protocol in ...design of the protocol is efficient because it ... See full document

... behavior of MSs roaming from a home network and then developed a mutual authentication and key agreement protocol whereby these MSs can gain secure, fast access to a common visited ...group ... See full document

... Department of Computer Science National Chung Hsing University National Chung Hsing University ...authentication key exchange protocol was proposed to exchange multiple session keys between two ... See full document

... Tseng’s protocol can’t prevent two simple ...new protocol that can prevent those ...enhanced protocol that not only can prevent those attacks, but also has better efficiency in ... See full document

... A Simple and Robust Authenticated Multiple Key Agreement Scheme.[r] ... See full document

... Without timestamps, the enhanced scheme providers the feature of mutual authentication and session key agreement between the user and the server..[r] ... See full document