Sciweavers

WISA
2007
Springer
14 years 5 months ago
Geometrically Invariant Image Watermarking in the DWT Domain
Watermark resistance to both geometric attacks and lossy compressions is a fundamental issue in the image watermarking community. In this paper, we propose a DWT (Discrete Wavelet ...
Shijun Xiang, Hyoung-Joong Kim
WISA
2007
Springer
14 years 5 months ago
A Compositional Multiple Policies Operating System Security Model
Multilevel security policies aim at only confidentiality assurance, with less consideration on integrity assurance and weakness in expressing channel control policies. Besides, the...
Lei Xia, Wei Huang, Hao Huang
WISA
2007
Springer
14 years 5 months ago
Detecting Motifs in System Call Sequences
The search for patterns or motifs in data represents an area of key interest to many researchers. In this paper we present the Motif Tracking Algorithm, a novel immune inspired pat...
William O. Wilson, Jan Feyereisl, Uwe Aickelin
WISA
2007
Springer
14 years 5 months ago
A Compact Architecture for Montgomery Elliptic Curve Scalar Multiplication Processor
We propose a compact architecture of a Montgomery elliptic curve scalar multiplier in a projective coordinate system over GF(2m ). To minimize the gate area of the architecture, we...
Yong Ki Lee, Ingrid Verbauwhede
WISA
2007
Springer
14 years 5 months ago
Iteration Bound Analysis and Throughput Optimum Architecture of SHA-256 (384, 512) for Hardware Implementations
Abstract. The hash algorithm forms the basis of many popular cryptographic protocols and it is therefore important to find throughput optimal implementations. Though there have be...
Yong Ki Lee, Herwin Chan, Ingrid Verbauwhede
WISA
2007
Springer
14 years 5 months ago
Breaking 104 Bit WEP in Less Than 60 Seconds
We demonstrate an active attack on the WEP protocol that is able to recover a 104-bit WEP key using less than 40,000 frames with a success probability of 50%. In order to succeed i...
Erik Tews, Ralf-Philipp Weinmann, Andrei Pyshkin