A group signature scheme allows a group member of a given group to sign messages on behalf of the group in an anonymous and unlinkable fashion. In case of a dispute, however, a des...
Guilin Wang, Feng Bao, Jianying Zhou, Robert H. De...
Abstract. An electronic signature is considered to be valid, if the signature is mathematically correct and if the signer's public key is classified as authentic. While the fi...
Abstract. Canetti and Rabin recently proposed a universally composable ideal functionality FSIG for digital signatures. We show that this functionality cannot be securely realized ...
Abstract. A feasible solution to prevent potential misuse of signatures is to put some restrictions on their verification. Therefore S.J.Kim, S.J.Park and D.H.Won introduced the n...
: One major challenge for digitally signing a document is the so called “what you see is what you sign” problem. XML as a meta language for encoding semistructured data offers ...
Nils Gruschka, Florian Reuter, Norbert Luttenberge...