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6 Results Found

  • Article
  • Open Access
11 Citations
5,910 Views
22 Pages

Secure multi-party computation (SMC) is a cryptographic protocol that allows participants to compute the desired output without revealing their inputs. A variety of results related to increasing the efficiency of SMC protocol have been reported, and...

  • Article
  • Open Access
17 Citations
5,569 Views
18 Pages

A Maze Matrix-Based Secret Image Sharing Scheme with Cheater Detection

  • Ching-Chun Chang,
  • Ji-Hwei Horng,
  • Chia-Shou Shih and
  • Chin-Chen Chang

7 July 2020

Secret image sharing is a technique for sharing a secret message in such a fashion that stego image shadows are generated and distributed to individual participants. Without the complete set of shadows shared among all participants, the secret could...

  • Article
  • Open Access
28 Citations
12,127 Views
16 Pages

15 March 2010

Explaining human cooperation in large groups of non-kin is a major challenge to both rational choice theory and the theory of evolution. Recent research suggests that group cooperation can be explained by positing that cooperators can punish non-coop...

  • Article
  • Open Access
1,155 Views
15 Pages

The Evolutionary Psychology of Breaking Informal Versus Formal Contracts: Effects of Group Size and Area of Upbringing

  • Glenn Geher,
  • Ethan Eisenberg,
  • Michael DeMaio,
  • Olivia Casa,
  • Anthony J. Caserta,
  • Katherine Cochran,
  • Leah Cohen,
  • Aliza Dewan,
  • Stephanie Dickinson-Frevola and
  • Lauryn Fenigstein
  • + 7 authors

26 October 2025

The social context for human social interactions between modern urban contexts and ancestral, small-scale contexts is different in many important ways. Before the advent of agriculture, all people lived in small-scale social contexts and were surroun...

  • Review
  • Open Access
7,455 Views
30 Pages

Adulteration of Sports Supplements with Anabolic Steroids—From Innocent Athlete to Vicious Cheater

  • Daniela Puscasiu,
  • Corina Flangea,
  • Daliborca Vlad,
  • Roxana Popescu,
  • Cristian Sebastian Vlad,
  • Sorin Barac,
  • Andreea Luciana Rata,
  • Cristina Marina,
  • Ionut Marcel Cobec and
  • Sorina Maria Denisa Laitin

1 October 2025

Some protein food supplements intended for athletes may be adulterated with pharmacologically active substances, including anabolic steroids and prohormones. The addition of these substances is aimed at enabling manufacturers to achieve rapid sales g...