270 search results - page 22 / 54 » Practical forward secure group signature schemes |
CTRSA
2010
Springer
14 years 3 months ago
2010
Springer
Sanitizable signature schemes allow a semi-trusted entity to modify some specific portions of a signed message while keeping a valid signature of the original off-line signer. In...
PKC
2012
Springer
11 years 11 months ago
2012
Springer
ded abstract of this work will appear in Public Key Cryptography — PKC 2012. This is the full version. We propose a general framework that converts (ordinary) signature schemes ...
ACISP
2006
Springer
14 years 11 days ago
2006
Springer
The only known construction of identity-based signatures that can be proven secure in the standard model is based on the approach of attaching certificates to non-identity-based si...
ASIACRYPT
2000
Springer
14 years 29 days ago
2000
Springer
Assuming a cryptographically strong cyclic group G of prime order q and a random hash function H, we show that ElGamal encryption with an added Schnorr signature is secure against ...
ISPEC
2005
Springer
14 years 2 months ago
2005
Springer
Abstract. A ring signature scheme can be viewed as a group signature scheme with no anonymity revocation and with simple group setup. A linkable ring signature (LRS) scheme additio...