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» A Characterization of Box-Mengerian Matroid Ports
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MOR
2008
61views more  MOR 2008»
13 years 4 months ago
A Characterization of Box-Mengerian Matroid Ports
Xujin Chen, Guoli Ding, Wenan Zang
TCC
2007
Springer
89views Cryptology» more  TCC 2007»
13 years 10 months 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...
TCC
2010
Springer
176views Cryptology» more  TCC 2010»
14 years 1 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