CTRSA
2007
Springer
13 years 6 months ago
2007
Springer
Abstract. Known compact e-cash schemes are constructed from signature schemes with efficient protocols and verifiable random functions. In this paper, we introduce a different ap...
CRYPTO
2001
Springer
13 years 9 months ago
2001
Springer
Building on a previous important work of Cachin, Cr´epeau, and Marcil [15], we present a provably secure and more efficient protocol for 2 1 -Oblivious Transfer with a storage-bou...