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EUROCRYPT
1997
Springer
13 years 11 months ago
A Secure and Optimally Efficient Multi-Authority Election Scheme
In this paper we present a new multi-authority secret-ballot election scheme that guarantees privacy, universal verifiability, and robustness. It is the first scheme for which the ...
Ronald Cramer, Rosario Gennaro, Berry Schoenmakers
ESORICS
2007
Springer
14 years 1 months ago
On the Privacy of Concealed Data Aggregation
A formal treatment to the privacy of concealed data aggregation (CDA) is given. While there exist a handful of constructions, rigorous security models and analyses for CDA are stil...
Aldar C.-F. Chan, Claude Castelluccia
ASIACRYPT
2000
Springer
13 years 12 months ago
Security of Signed ElGamal Encryption
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 ...
Claus-Peter Schnorr, Markus Jakobsson
ACNS
2010
Springer
187views Cryptology» more  ACNS 2010»
13 years 11 months ago
Generic Constructions for Verifiably Encrypted Signatures without Random Oracles or NIZKs
Verifiably encrypted signature schemes (VES) allow a signer to encrypt his or her signature under the public key of a trusted third party, while maintaining public signature verifi...
Markus Rückert, Michael Schneider 0002, Domin...
FSE
2006
Springer
132views Cryptology» more  FSE 2006»
13 years 11 months ago
New Blockcipher Modes of Operation with Beyond the Birthday Bound Security
In this paper, we define and analyze a new blockcipher mode of operation for encryption, CENC, which stands for Cipher-based ENCryption. CENC has the following advantages: (1) bey...
Tetsu Iwata