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» New attacks on SARI image authentication system
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IWDW
2007
Springer
16 years 4 days ago
Dither Modulation in the Logarithmic Domain
Abstract. Scaling attacks are well-known to be some of the most harmful strategies against quantization-based watermarking methods, as they desynchronize the decoder, completely ru...
Pedro Comesaña, Fernando Pérez-Gonz&...
ICIP
2007
IEEE
16 years 7 months ago
On a Watermarking Scheme in the Logarithmic Domain and its Perceptual Advantages
Scaling attacks are well-known to be some of the most harmful strategies against quantization-based watermarking methods, as they can completely ruin the performance of the waterm...
Pedro Comesaña, Fernando Pérez-Gonz&...
CORR
2011
Springer
167views Education» more  CORR 2011»
14 years 9 months ago
The weak password problem: chaos, criticality, and encrypted p-CAPTCHAs
- Vulnerabilities related to weak passwords are a pressing global economic and security issue. We report a novel, simple, and effective approach to address the weak password probl...
T. V. Laptyeva, S. Flach, K. Kladko
ESOP
2010
Springer
15 years 9 months ago
A Semantic Framework for Declassification and Endorsement
Language-based information flow methods offer a principled way to enforce strong security properties, but enforcing noninterference is too inflexible for realistic applications. Se...
Aslan Askarov, Andrew Myers
WISA
2004
Springer
15 years 11 months ago
Encrypted Watermarks and Linux Laptop Security
The most common way to implement full-disk encryption (as opposed to encrypted file systems) in the GNU/Linux operating system is using the encrypted loop device, known as CryptoL...
Markku-Juhani Olavi Saarinen