215 search results - page 11 / 43 » Efficient Identity-Based Signatures Secure in the Standard M... |
CRYPTO
2004
Springer
15 years 2 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
14 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
15 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
15 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...
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ASIACRYPT
2004
Springer
15 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...