Results 71 to 80 of about 2,403,511 (202)

Several generalizations of Shamir's secret sharing scheme

open access: yes, 2004
A secret sharing scheme is a system designed to share a piece of information or the secret among a group of people such that only authorized people can reconstruct the secret from their shares.
Ding, Cunsheng, Lai, Chun Pong
core   +1 more source

Visual secret sharing scheme with autostereogram [PDF]

open access: yes, 2006
Visual secret sharing scheme (VSSS) is a secret sharing method which decodes the secret by using the contrast ability of the human visual system. Autostereogram is a single two dimensional (2D) image which becomes a virtual three dimensional (3D) image ...
Daoshun Wang, Feng Yi, Yiqi Dai
core   +1 more source

Digital Technology's Role in Circular Waste Management: A Systematic Review

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Combining circular economy ideas with digital tools offers a game‐changing way to tackle global sustainability problems. This paper focuses on how digital changes and circular economy models link up. A review has been conducted for 112 articles from 2021 to September 2025, using PRISMA‐2020 methodology. This study covered new tech like AI, IoT,
Reza Eslamipoor
wiley   +1 more source

Secret Sharing Scheme with Perfect Concealment [PDF]

open access: yes, 2023
In 1979, Shamir and Blakley introduced secret sharing schemes to provide both security and reliability. In this study, we construct two secret sharing schemes with perfect concealment. The first is an \((n,n)\)-threshold scheme by a group.
Tomoko Adachi, Izumi Takeuti
core   +1 more source

A Construction for Secret Sharing Scheme with General Access Structure

open access: yes, 2013
[[abstract]]Many efficient secret sharing schemes for general access structures have been developed in efforts to deal with the problems of multi-party computations (MPC), threshold cryptography, and access control.
Guo, Cheng;Guo, Cheng;張真誠;Chang, Chin-Chen
core  

When Nature Counts: Corporate Biodiversity Attention and Access to Bank Finance

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This paper investigates whether corporate attention to biodiversity influences firms' access to bank loans, an overlooked question in the emerging biodiversity–finance literature. Using a novel, text‐based measure constructed from 446 biodiversity‐related keywords and applied to Chinese A‐share listed firms from 2000 to 2023, we show that ...
Ruxiao Li   +3 more
wiley   +1 more source

Verifiable (2, n) Image Secret Sharing Scheme Using Sudoku Matrix

open access: yes
This paper presents a novel verifiable (2, n) image secret sharing scheme using Sudoku matrix properties. The proposed method enhances traditional secret sharing by incorporating verification capabilities through Sudoku matrix structures.
陳世興;CHEN;SHIH-HSIN;Liu;Wei-Ming;Wang;Chih-Yuan;Chang;Ming-Feng
core   +1 more source

What Do We Know About Scope 3 Emissions in Small‐ and Medium‐Sized Enterprises? Mapping Current Knowledge and Advancing a Theory–Practice‐Oriented Framework

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Although SMEs comprise over 90% of firms globally, research on their engagement with Scope 3 (value‐chain) greenhouse gas emissions remains limited. This PRISMA‐guided systematic review synthesises 49 SME‐relevant studies to develop a theory‐informed, practice‐oriented framework for more credible and sustained Scope 3 engagement.
Chidinma Uchendu   +5 more
wiley   +1 more source

From Managing Innovation to Governing Value: Reconceptualizing the Role of Intellectual Property in the Sustainable Business Model

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The role of intellectual property (IP) in promoting or hindering sustainable innovation now forms a topical issue in innovation management. Its role in the sustainable business model remains imperfectly understood however, creating a simplified view of IP in relation to corporate sustainable development. Hence, this study sought to examine how
Sarah van Santen
wiley   +1 more source

Multi-level visual secret sharing scheme with Smooth-Looking

open access: yes, 2010
[[abstract]]In traditional visual secret sharing (VSS) scheme, the pixel expansion is a drawback which not only increases the transmission cost, but also distorts the recovered secret image.
Chen, Hong-Hao ; Lee, Cheng-Chi ; Lee, Chih-Chiang ; Wu, Hsien-Chu ; Tsai, Chwei-Shyong
core  

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