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IEEEIAS
2009
IEEE
14 years 2 months ago
One-way Hash Function Construction Based on Conservative Chaotic Systems
: An algorithm for one-way hash function construction based on conservative chaotic system is proposed. The plaintext is divided into a group of message blocks by a fixed length an...
Qing-hua Zhang, Han Zhang, Zhao-hui Li
IEEEIAS
2009
IEEE
14 years 2 months ago
Guess and Determine Attack on SOSEMANUK
SOSEMANUK is a word-oriented stream cipher submitted to the ECRYPT stream cipher project, with a variable-length key between 128 and 256 bits. The algorithm is similar to the strea...
Ding Lin, Guan Jie
IEEEIAS
2009
IEEE
14 years 2 months ago
Octagonal Search Algorithm with Early Termination for Fast Motion Estimation on H.264
: An adaptive threshold for early termination is proposed in this paper to enhance the cross octagonal search algorithm (COSA)[1]. In block motion estimation, search patterns have ...
Zhaopeng Cui, Dujuan Wang, Guang Jiang, Chengke Wu
IEEEIAS
2009
IEEE
14 years 2 months ago
Analysis of One-way Alterable Length Hash Function Based on Cell Neural Network
: In this paper, a hash function construction method based on cell neural network (CNN) with hyper-chaos characteristics is proposed. The chaos sequence is generated by iterating C...
Qun-ting Yang, Tie-gang Gao, Li Fan, Qiao-lun Gu
IEEEIAS
2009
IEEE
14 years 2 months ago
Action-Based Access Control for Web Services
: Web services over the Internet are widely used nowadays. The problem of secure access to Web-based systems is of great importance naturally. Compared with the existing models, th...
FengHua Li, Wei Wang, Jianfeng Ma, Haoxin Su