21 search results - page 4 / 5 » Direct chosen ciphertext security from identity-based techni... |
TCC
2010
Springer
14 years 2 months ago
2010
Springer
A family of trapdoor functions is one-way under correlated inputs if no efficient adversary can invert it even when given the value of the function on multiple correlated inputs. T...
ACNS
2008
Springer
13 years 11 months ago
2008
Springer
We present generic constructions of stateful public key encryption (StPE). We build several new StPE schemes and explain existing ones using our generic constructions. Of the new ...
EUROCRYPT
2004
Springer
13 years 10 months ago
2004
Springer
We provide methods for transforming an encryption scheme susceptible to decryption errors into one that is immune to these errors. Immunity to decryption errors is vital when const...
CISC
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. Key privacy is a notion regarding the privacy of the owner of a public key, which has important applications in building (receiver) anonymous channels, or privacy-enhance...
EUROCRYPT
2011
Springer
12 years 8 months ago
2011
Springer
We propose a Multi-Authority Attribute-Based Encryption (ABE) system. In our system, any party can become an authority and there is no requirement for any global coordination othe...