Results 91 to 100 of about 20,623 (302)

Secret Image Sharing Scheme Based on a Boolean Operation

open access: yesCybernetics and Information Technologies, 2014
Traditionally extensive researches have been done on secret image sharing which support the fault tolerance property. But their reconstruction complexity is high. Some research papers on secret image sharing are also available with smaller reconstruction
Nag Amitava   +3 more
doaj   +1 more source

Cheating prevention in linear secret sharing

open access: yes, 2002
Cheating detection in linear secret sharing is considered. The model of cheating extends the Tompa-Woll attack and includes cheating during multiple (unsuccessful) recovery of the secret.
Josef Pieprzyk   +3 more
core   +1 more source

Applying the Rules of Evidence to Expert Testimony About Risk

open access: yesBehavioral Sciences &the Law, EarlyView.
ABSTRACT Expert opinion about dangerousness or risk is common at sentencing, criminal commitment proceedings and some types of pretrial detention hearings. This article argues that such evidence must be (1) “material” (logically relevant, empirically generalizable, and epistemologically germane), (2) “probative” (a measure of accuracy, which is ...
Christopher Slobogin
wiley   +1 more source

Verifiable multi-secret sharing schemes applicable to arbitrary access structures

open access: yesTongxin xuebao, 2007
Verifiable multi-secret sharing on general access structures was studied.A method of construct verifiable se-cret sharing schemes with arbitrary access structure was given.The verifiable multi-secret sharing schemes constructed by this method have the ...
ZHANG Fu-tai1, WANG Yu-min2
doaj   +2 more sources

Publicly Verifiable Secret Sharing Scheme with Provable Security against Chosen Secret Attacks

open access: yesInternational Journal of Distributed Sensor Networks, 2013
Secret sharing is an important aspect of key management in wireless ad hoc and sensor networks. In this paper, we define a new secure model of secret sharing, use the Lagrange interpolation and the bilinear cyclic groups to construct an efficient ...
Yuanju Gan   +4 more
doaj   +1 more source

On secret-sharing matroids

open access: yesJournal of Combinatorial Theory, Series B, 1992
A matroid \(M\) is secret-sharing if there is a finite set \(S\) and a matrix \(A=\{a_{ij}:i\in I, j\in E(M)\}\) with entries in \(S\) such that for all \(X\subseteq E(M)\), the submatrix \(\{a_{ij}:i\in I, j\in X\}\) has precisely \(| S|^{rk(x)}\) distinct rows. The author shows that the Vamos matroid is not secret-sharing.
openaire   +2 more sources

A Practical (t,n) Multi-secret Sharing Scheme

open access: yes, 2012
[[abstract]]Based on the systematic block codes, we propose a (t,n) multi-secret sharing scheme. Compared with the previous works, our schemc has the advantages of smaller communication overhead, easy generator matrix construction and nondisclosure of ...
Chien, H. Y. ; Jan, J. K. ; Tseng, Yuh-Min
core  

Transformation Teams Leading the Hispanic‐Serving Institutions Movement at HSI Community Colleges

open access: yesNew Directions for Community Colleges, EarlyView.
ABSTRACT The Department of Education defunded discretionary grant programs for enrollment‐based minority‐serving institutions (MSIs) on September 10, 2025, yet Hispanic‐serving institutions (HSIs) still exist and must continue to adapt to their growing population of Latine/x students.
Gina Ann Garcia   +2 more
wiley   +1 more source

Hypergraph decomposition and secret sharing

open access: yesDiscrete Applied Mathematics, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
G. Di Crescenzo, GALDI, CLEMENTE
openaire   +4 more sources

A Privilege-based Visual Secret Sharing Model

open access: yes, 2016
In traditional visual secret sharing (VSS) schemes, every transparency has the same capability for recovery of the secret image. This means that managers are unable to assign an appropriate privilege to participants according to their importance. One way
Hou, Young-Chang;Quan, Zen-Yu;Tsai, Chih-Fong
core   +1 more source

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