R. Gennaro, Y. Ishai, et al.
STOC 2001
The notion of undeniable certificates is introduced which can significantly improve the efficiency of (any) undeniable signatures scheme by reducing the amount of interaction and computation required for signature generation and confirmation.
R. Gennaro, Y. Ishai, et al.
STOC 2001
H. Krawczyk
SNDSS 1996
Amir Herzberg, H. Krawczyk, et al.
WMCSA 1994
R. Gennaro, M. Rabin, et al.
PODC 1998