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CSSE
2008
IEEE
16 years 1 months ago
Embedding in Two Least Significant Bits with Wet Paper Coding
In this paper, we present three embedding schemes for extensions of least significant bit overwriting to both of the two lowest bit planes in digital images. Our approaches are in...
Xin Liao, Qiao-Yan Wen
PQCRYPTO
2010
187views Cryptology» more  PQCRYPTO 2010»
15 years 10 months ago
Information-Set Decoding for Linear Codes over Fq
The best known non-structural attacks against code-based cryptosystems are based on information-set decoding. Stern’s algorithm and its improvements are well optimized and the co...
Christiane Peters
DIMVA
2010
15 years 8 months ago
Conqueror: Tamper-Proof Code Execution on Legacy Systems
We present Conqueror, a software-based attestation scheme for tamper-proof code execution on untrusted legacy systems. Beside providing load-time attestation of a piece of code, Co...
Lorenzo Martignoni, Roberto Paleari, Danilo Brusch...
SAC
2009
ACM
16 years 1 months ago
Multi-step attack modelling and simulation (MsAMS) framework based on mobile ambients
Attackers take advantage of any security breach to penetrate an organisation perimeter and exploit hosts as stepping stones to reach valuable assets, deeper in the network. The exp...
Virginia N. L. Franqueira, Raul H. C. Lopes, Pasca...
ICASSP
2008
IEEE
16 years 1 months ago
Speech privacy for modern mobile communication systems
Speech privacy techniques are used to scramble clear speech into an unintelligible signal in order to avoid eavesdropping. Some analog speech-privacy equipments (scramblers) have ...
Jose Francisco de Andrade, Marcello Luiz Rodrigues...