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PCM
2004
Springer
116views Multimedia» more  PCM 2004»
15 years 7 months ago
Cryptanalysis of a Chaotic Neural Network Based Multimedia Encryption Scheme
Recently, Yen and Guo proposed a chaotic neural network (CNN) for signal encryption, which was suggested as a solution for protection of digital images and videos. The present pape...
Chengqing Li, Shujun Li, Dan Zhang, Guanrong Chen
CQRE
1999
Springer
15 years 6 months ago
Cryptanalysis of Microsoft's PPTP Authentication Extensions (MS-CHAPv2)
The Point-to-Point Tunneling Protocol (PPTP) is used to secure PPP connections over TCP/IP link. In response to [SM98], Microsoft released extensions to the PPTP authentication me...
Bruce Schneier, Mudge, David Wagner
98
Voted
CORR
2006
Springer
111views Education» more  CORR 2006»
15 years 1 months ago
Length-based cryptanalysis: The case of Thompson's Group
The length-based approach is a heuristic for solving randomly generated equations in groups which possess a reasonably behaved length function. We describe several improvements of ...
Dima Ruinskiy, Adi Shamir, Boaz Tsaban
AMC
2005
218views more  AMC 2005»
15 years 1 months ago
Cryptanalysis of Lee-Hwang-Li's key authentication scheme
Abstract. Key authentication is very important in secret communications and data security. Recently, Lee, Hwang and Li proposed a new public key authentication scheme for cryptosys...
Fangguo Zhang, Kwangjo Kim
IACR
2011
207views more  IACR 2011»
14 years 1 months ago
Cryptanalysis and Security Enhancement of an Advanced Authentication Scheme using Smart Cards, and a Key Agreement Scheme for Tw
Abstract—In this work we consider two protocols for performing cryptanalysis and security enhancement. The first one by Song, is a password authentication scheme based on smart ...
Swapnoneel Roy, Amlan K. Das, Yu Li