Abstract. We propose multi-bit versions of several single-bit cryptosystems based on lattice problems, the error-free version of the Ajtai-Dwork cryptosystem by Goldreich, Goldwass...
Abstract. At DRM 2002, Chow et al. [4] presented a method for implementing the DES block cipher such that it becomes hard to extract the embedded secret key in a white-box attack c...
Brecht Wyseur, Wil Michiels, Paul Gorissen, Bart P...
Abstract. The filter generator consists of a linear feedback shift register (LFSR) and a Boolean filtering function that combines some bits from the shift register to create a ke...
Abstract. An obfuscation O of a function F should satisfy two requirements: firstly, using O it should be possible to evaluate F; secondly, O should not reveal anything about F th...
Abstract. A protocol compiler is described, that transforms any provably secure authenticated 2-party key establishment into a provably secure authenticated group key establishment...
Michel Abdalla, Jens-Matthias Bohli, Maria Isabel ...