Science Explorer Interactive view Map

Access Control and Trust

Access Control and Trust is a research topic within Sociology and Political Science. Science Explorer counts 15k research works in it since 1964. 30.5% of them reached the world's top 10% most cited for their field and year.

This cluster of papers explores trust and reputation systems, role-based access control, and security mechanisms in online environments such as P2P networks and electronic communities. It covers topics like trust management, reputation models, access control policies, and their application in semantic web and multi-agent systems.

  • Trust
  • Reputation
  • Access Control
  • P2P Networks
  • Semantic Web
  • Role-Based Authorization
  • Security
  • Multi-Agent Systems
  • Policy Specification
  • Online Communities
Research works
15k
fractional, since 1964
In the world top 10%
4.7k
per year above
Top-10% rate
30.5%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
-39%
the tick is no change

Which countries lead Access Control and Trust research?

By volume, China and the United States publish the most (356 and 292 works in 2022–2025).

By volume, 2022–2025

  1. 1 China 356 works
  2. 2 United States 292 works
  3. 3 India 200 works
  4. 4 Germany 96 works
  5. 5 United Kingdom 64 works
  6. 6 Italy 64 works
  7. 7 France 46 works
  8. 8 Canada 44 works
  9. 9 Japan 44 works
  10. 10 Spain 29 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

China: 28.8%United States: 23.6%India: 16.2%Germany: 7.8%6 others listed: 23.5%29%largest
China356 · 28.8%United States292 · 23.6%India200 · 16.2%Germany96 · 7.8%6 others listed291 · 23.5%

Shares of the rows listed above, not of the whole node.

Which institutions lead Access Control and Trust research?

By volume in 2022–2025, University of Milan publishes the most Access Control and Trust research, followed by Film Independent and Xidian University.

Who are the leading researchers in Access Control and Trust?

The most-cited researchers publishing on Access Control and Trust include Witold Pedrycz.

  1. 1 Witold Pedrycz Canada 5.4k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

Where is Access Control and Trust research done?

The largest centres of Access Control and Trust research in 2022–2025 are Beijing (China), Tokyo (Japan), Shanghai (China) and Xi'an (China).

Largest cities, 2022–2025

  1. 1 Beijing China 93 works
  2. 2 Tokyo Japan 23 works
  3. 3 Shanghai China 22 works
  4. 4 Xi'an China 22 works
  5. 5 Nanjing China 21 works
  6. 6 Chennai India 20 works
  7. 7 Guangzhou China 19 works
  8. 8 Pune India 15 works
  9. 9 Milan Italy 14 works
  10. 10 New York United States 14 works
See Access Control and Trust on the map

Where is the best place to study Access Control and Trust?

Among universities, judged by research, University of Milan and Xidian University score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

#UniversityScoreTop 10%SpecialisationWorksGrowth
1 University of MilanItaly 64.619.7%9.4×10 -72.7%
2 Xidian UniversityChina 47.233.8%7.7×9 -34.8%

Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.

Is Access Control and Trust research growing?

Output in 2018–2022 was 39% lower than in 2013–2017, peaking in 2010.

19801990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.