To make digital communication more secure, we need to tighten up the legal frameworks and identify the biggest cyber threats.

The Women, Peace and Security (WPS) agenda arising from United Nations Security Council Resolution 1325 has reached a critical juncture in its short 20-year history. Despite comprising ten resolutions designed to bolster the agenda and expand its scope and normative power, serious challenges to the…

On Friday 4 March 2022, Matthew Hoye presented his work on 'OFAC’s War in Afghanistan: Two Theories on Famine and Sanctions' to the Conflict, Peace and Security thematic area during a research feedback seminar.

This paper examines cyber intelligence in the context of national and international security.

This dissertation consists of two parts, with the common theme

The Leiden Institute of Advance Computer Science (LIACS) in collaboration with the Institute of Security and Global Affairs (ISGA) have developed the minor Cyber Security to provide students with a mixture of technical and governance knowledge to set them on a path towards understanding cyberspace and…

The Leiden University Sustainability Network is the platform for Leiden University staff and students to combine their efforts and support each other in making our university more sustainable.

How can we promote social cohesion in a society that is culturally and religiously diverse?

The LGBT+ Network offers a platform for all lesbian, gay, bisexual, transgender and queer staff and students at Leiden University.

Sarah Giest, Assistant Professor at Leiden University, and Ishani Mukherjee researched the topic of 'Behavioural Insights Teams (BITs) and Policy Change: An Exploration of Impact, Location, and Temporality of Policy Advice'.

How do technologies of computer vision, which promise to replace humans in the understanding of images, work in practice in the field of security, and what are their ethical and political implications?

Taking the changing landscape of international cyber security and cyber conflict as a point of departure, The Hague Program on International Cyber Security focuses on the various modes of governance that states and other actors can bring into play to deal with and shape the strategic changes and challenges…

The protection of civilians (POC) in armed conflict has become a core strategic objective for the United Nations system and for UN peace operations in particular. The UN, however, is not the sole actor engaged in POC.

In this thesis, we extend the concept of null models as canonical ensembles of multi-graphs with given constraints and present new metrics able to characterize real-world layered systems based on their correlation patterns.

In this top-rated course, you will learn how the European Union prepares and decides on policy, and how policy is transferred to member states and implemented by various authorities. It discusses the challenges of the European multi-level governance structure and the main causes of policy failure or…

This paper aims to understand the most common underlying problems causing strategic surprise in the context of the European Union.

How and under what conditions Dutch primary school principals' managerial networking activities affect the performance of their school

Below you can find an overview of our network.

An international comparative study of the Netherlands, Belgium, Denmark, France, Germany, the United Kingdom and the United States.

The archaeology of transregional exchange (1st millennia BCE-CE)

The focus of this programme is the inter-community social relationships and transformations of island networks in the Lesser Antilles across the historical divide.

Promotor: R. Tijdeman, Co-promotor: H.J.J. te Riele

This thesis seeks to combine two different research topics; Multi-Objective Optimization and Complex Network Analysis.

Do recent developments in the European security architecture signal the end of multilateral cooperation, or the beginning of a new era with emerging forms of international security collaboration?

Are you curious about how economics, law and governance shape our society? At Leiden University, you’ll explore financial systems, public administration, international relations and legal frameworks. From international law to public policy, from global diplomacy to financial regulation: you’ll learn…

Are you curious about how economics, law and governance shape our society? At Leiden University, you’ll explore financial systems, public administration, international relations and legal frameworks. From international law to public policy, from global diplomacy to financial regulation: you’ll learn…

Many of the big challenges of the 21st century (climate change, international migration, financial instability, socio-economic inequality) find their origins in the organisation of the global economy. Any solution to the world’s big challenges therefore requires forceful policy interventions at the…

Both within Leiden University and in the external partner universities PhD research is conducted which is directly or indirectly related to regional integration.

The Network Science group works on methods and algorithms for analyzing real-world (social) network data.

I am associate professor at the Leiden Institute of Advanced Computer Science. I work on a variety of cyber security topics, ranging from security risk management and threat modeling to mobile security and secure software development. My main goal is to make organisations more secure by improving their…

How do humanitarian organisations adapt cyber incidents to their specific priorities and needs, and how can they adapt strategies of other organisations?

On 12 March 2019, KPN published the sixth edition of the European Cyber Security Perspectives. Sergei Boeke, researcher at the Institute of Security and Global Affairs, has written an article about Cyber ​​Warfare.

The Young Alumni Network is specifically for young alumni (35 years and younger) living in the Netherlands, who have recently graduated and are at the start of their career. As a young alumnus you have different needs than when you are settled in your career path or when your career is drawing to a…

The active learning network joins together everyone interested in the subject to move the theme further within Leiden University. The SALTSWAT pilot program researches the ways forward for Leiden University.

Innovation plays an essential role in firms' competitiveness and long-term success. It varies from different types, ranging from run-of-the-mill innovation that brings incremental changes to existing technologies to radical innovation that breaks from existing trajectories.

The Global Abolitionisms Network, established in 2015, is an international network of scholars working on antislavery activism and abolitionism. It is affiliated to the Leiden Slavery Studies Association.

The executive master’s programme in Cyber Security of Leiden University takes a multidisciplinary approach that helps you develop effective and sustainable solutions for cyber risks and threats.

What is the effect of transgovernmental networks on the principles and practices of democratic accountability within national central governments?

The D&I Expertise Office is in close contact with various student and staff networks regarding diversity and inclusion.

Sophia aims to create equal opportunities and promote a better working climate for female academic staff at Leiden University.

Dr. Nikki Ikani is Assistant Professor Intelligence and Security. Her key interests are European Security and processes of warning and anticipation of international crises. Her work connects the fields of International Relations, Public Administration and Intelligence Studies. In 2023, Nikki won a NWO…

Welcome to the Business & Law Research Network!