215 search results - page 11 / 43 » Efficient Identity-Based Signatures Secure in the Standard M... |
CRYPTO
2004
Springer
14 years 3 months ago
2004
Springer
ded abstract of this paper is to appear in Advances in Cryptology—CRYPTO 2004, Springer-Verlag. We construct a short group signature scheme. Signatures in our scheme are approxi...
ISCI
2008
13 years 9 months ago
2008
Directed signature scheme allows only a designated verifier to check the validity of the signature issued to him; and at the time of trouble or if necessary, any third party can v...
ASIACRYPT
2006
Springer
14 years 1 months ago
2006
Springer
Non-interactive zero-knowledge proofs play an essential role in many cryptographic protocols. We suggest several NIZK proof systems based on prime order groups with a bilinear map...
EUROCRYPT
2006
Springer
14 years 1 months ago
2006
Springer
We present the first efficient group signature scheme that is provably secure without random oracles. We achieve this result by combining provably secure hierarchical signatures i...
ASIACRYPT
2004
Springer
14 years 1 months ago
2004
Springer
Group signature schemes are cryptographic systems that provide revocable anonymity for signers. We propose a group signature scheme with constant-size public key and signature leng...