Sciweavers

ACISP
1999
Springer
14 years 3 months ago
Changing Thresholds in the Absence of Secure Channels
The ways the threshold parameter can be modified after the setup of a secret sharing scheme is the main theme of this work. The considerations are limited to the case when there ...
Keith M. Martin, Josef Pieprzyk, Reihaneh Safavi-N...
ASIACRYPT
2000
Springer
14 years 3 months ago
Provably Secure Metering Scheme
Abstract. Naor and Pinkas introduced metering schemes at Eurocrypt ’98 in order to decide on advertisement fees for web servers. In the schemes, any server should be able to cons...
Wakaha Ogata, Kaoru Kurosawa
CRYPTO
2001
Springer
111views Cryptology» more  CRYPTO 2001»
14 years 4 months ago
On the Cost of Reconstructing a Secret, or VSS with Optimal Reconstruction Phase
Consider a scenario where an l-bit secret has been distributed among n players by an honest dealer using some secret sharing scheme. Then, if all players behave honestly, the secre...
Ronald Cramer, Ivan Damgård, Serge Fehr
ICDCS
2003
IEEE
14 years 4 months ago
Responsive Security for Stored Data
We present the design of a distributed store that offers various levels of security guarantees while tolerating a limited number of nodes that are compromised by an adversary. The...
Subramanian Lakshmanan, Mustaque Ahamad, H. Venkat...
CGO
2005
IEEE
14 years 5 months ago
Building Intrusion-Tolerant Secure Software
In this work, we develop a secret sharing based compiler solution to achieve confidentiality, integrity and availability (intrusion tolerance) of critical data together, rather th...
Tao Zhang, Xiaotong Zhuang, Santosh Pande
AINA
2005
IEEE
14 years 5 months ago
Dynamic Key Generations for Secret Sharing in Access Structures
In a secret sharing scheme based upon access structures, each group has an authorization and only the participants who stayed in an authorized access structure can recover the sec...
Chu-Hsing Lin, Wei Lee, Chien-Sheng Chen
TCC
2007
Springer
86views Cryptology» more  TCC 2007»
14 years 5 months ago
Weakly-Private Secret Sharing Schemes
Abstract. Secret-sharing schemes are an important tool in cryptography that is used in the construction of many secure protocols. However, the shares’ size in the best known secr...
Amos Beimel, Matthew K. Franklin
IEEEARES
2008
IEEE
14 years 6 months ago
Privacy-Preserving Distributed Set Intersection
With the growing demand of databases outsourcing and its security concerns, we investigate privacy-preserving set intersection in a distributed scenario. We propose a one-round pr...
Qingsong Ye, Huaxiong Wang, Christophe Tartary