CRYPTO
1989
Springer
13 years 11 months ago
1989
Springer
Abstract. In this paper, we provide a new approach to study undeniable signatures by translating secure digital signatures to secure undeniable signatures so that the existing algo...
EUROCRYPT
1998
Springer
13 years 11 months ago
1998
Springer
We introduce a new cryptosystem with trapdoor decryption based on the di culty of computing discrete logarithms in the class group of the non-maximal imaginary quadratic order O q ...