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CRYPTO
2004
Springer
205views Cryptology» more  CRYPTO 2004»
15 years 11 months ago
Constant-Round Resettable Zero Knowledge with Concurrent Soundness in the Bare Public-Key Model
In the bare public-key model (BPK in short), each verifier is assumed to have deposited a public key in a file that is accessible by all users at all times. In this model, intro...
Giovanni Di Crescenzo, Giuseppe Persiano, Ivan Vis...
ASIACRYPT
2004
Springer
15 years 11 months ago
A Public-Key Black-Box Traitor Tracing Scheme with Sublinear Ciphertext Size Against Self-Defensive Pirates
We propose a public-key traitor tracing scheme in which (1) the size of a ciphertext is sublinear in the number of receivers and (2) black-box tracing is efficiently achieved again...
Tatsuyuki Matsushita, Hideki Imai
TCC
2004
Springer
835views Cryptology» more  TCC 2004»
15 years 11 months ago
On the Possibility of One-Message Weak Zero-Knowledge
Abstract. We investigate whether it is possible to obtain any meaningful type of zero-knowledge proofs using a one-message (i.e., noninteractive) proof system. We show that, under ...
Boaz Barak, Rafael Pass
CAU
2004
192views Cryptology» more  CAU 2004»
15 years 7 months ago
Encrypted? Randomised? Compromised? (When Cryptographically Secured Data is Not Secure)
Protecting data is not simply a case of encrypt and forget: even data with full cryptographic confidentiality and integrity protection can still be subject to information leakage. ...
Mike Bond, Jolyon Clulow
ICISC
2004
173views Cryptology» more  ICISC 2004»
15 years 7 months ago
On Private Scalar Product Computation for Privacy-Preserving Data Mining
In mining and integrating data from multiple sources, there are many privacy and security issues. In several different contexts, the security of the full privacy-preserving data mi...
Bart Goethals, Sven Laur, Helger Lipmaa, Taneli Mi...
Cryptology
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