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SACRYPT
2007
Springer
14 years 2 months ago
2007
Springer
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...
CHES
2005
Springer
14 years 1 months ago
2005
Springer
During the last years, several masking schemes for AES have been proposed to secure hardware implementations against DPA attacks. In order to investigate the effectiveness of thes...
CHES
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. In this paper, the evaluation of random bit generators for security applications is discussed and the concept of stateless generator is introduced. It is shown how, for t...
CHES
2005
Springer
14 years 1 months ago
2005
Springer
We demonstrate that masking a block cipher implementation does not sufficiently improve its security against side-channel attacks. Under exactly the same hypotheses as in a Differ...
CRYPTO
2005
Springer
14 years 1 months ago
2005
Springer
We describe two new public key broadcast encryption systems for stateless receivers. Both systems are fully secure against any number of colluders. In our first construction both...