Sciweavers

35 search results - page 3 / 7
» Strongly secure ramp secret sharing schemes for general acce...
Sort
View
TCC
2010
Springer
176views Cryptology» more  TCC 2010»
14 years 3 months ago
Ideal Hierarchical Secret Sharing Schemes
The search of efficient constructions of ideal secret sharing schemes for families of nonthreshold access structures that may have useful applications has attracted a lot of atten...
Oriol Farràs, Carles Padró
CISC
2007
Springer
108views Cryptology» more  CISC 2007»
13 years 10 months ago
Verifiable Multi-secret Sharing Schemes for Multiple Threshold Access Structures
A multi-secret sharing scheme allows several secrets to be shared amongst a group of participants. In 2005, Shao and Cao developed a verifiable multi-secret sharing scheme where e...
Christophe Tartary, Josef Pieprzyk, Huaxiong Wang
TCC
2007
Springer
89views Cryptology» more  TCC 2007»
14 years 10 days ago
On Secret Sharing Schemes, Matroids and Polymatroids
Abstract. One of the main open problems in secret sharing is the characterization of the access structures of ideal secret sharing schemes. As a consequence of the results by Brick...
Jaume Martí-Farré, Carles Padr&oacut...
ICITS
2009
13 years 4 months ago
Linear Threshold Multisecret Sharing Schemes
In a multisecret sharing scheme, several secret values are distributed among a set of n users, and each secret may have a different associated access structure. We consider here un...
Oriol Farràs, Ignacio Gracia, Sebasti&agrav...
CRYPTO
2012
Springer
268views Cryptology» more  CRYPTO 2012»
11 years 8 months ago
Secret Sharing Schemes for Very Dense Graphs
A secret-sharing scheme realizes a graph if every two vertices connected by an edge can reconstruct the secret while every independent set in the graph does not get any informatio...
Amos Beimel, Oriol Farràs, Yuval Mintz