Are you thinking about studying Crisis and Security Management? Learn more and watch the introduction video. Or watch the videos on the track-related pages.

This project maps the policy of ‘Paz Total’ (Total Peace) and ongoing peace negotiations between non-state armed groups and the government of Colombia under the presidency of Gustavo Petro (2022-2026).

The Labour Law and Social Security department provides both bachelor’s level and master’s level teaching.

e-SIDES (ethical and societal impact of data sciences) is a Coordination & Support Action (CSA) part of the Horizon 2020 programme.

Knowledge security is essential to safeguard our intellectual assets, maintain trust with partners, and comply with legal and ethical standards.

Smart digital infrastructures predicated on myriads of sensors distributed in the environment are often rendered as key to contemporary urban security governance to detect risky or suspicious entities before or during a criminal event takes place. At the same time, they often involve surveillance of…

Supply risks are not new. But the aggravation of power conflicts on the international stage coupled with global shifts towards energy transition and digitalization has triggered the next supply risk research era.

How to minimalize the chance of recidivism for extremist prisoners.

A growing amount of literature is being devoted to interrogating gendered dynamics in both violent extremism and terrorism, contributing to the integration of international and feminist security. This includes how such dynamics can shape differences in the motivations and participation of women and…

Why does one person radicalize to involvement in terrorist violence within a group-based context, while another engages in this form of violence alone?

Are you thinking about studying Crisis and Security Management: Cybersecurity Governance? Learn more and watch the videos.

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 8 June, Wanlu Zhang defended the thesis 'Protection of aviation security through the establishment of prohibited airspace'. The doctoral research was supervised by Steven Truxal and Robert Heinsch.

This book focuses on policing in city-regions in Europe bringing together experts from across the continent to develop a sociology of urban policing and a unique methodology for comparing different metropolises in the same country.

This edited volume explores how artificial intelligence (AI) is transforming international conflict in cyberspace.

In this article Vanessa Newby discusses how the ANZUS states of United States, Australia, and New Zealand that sit on the fringes of the Asia-Pacific, are increasingly using their armed forces to deliver Humanitarian Aid and Disaster Response (HADR) as a way of engaging with the region.

In the Surveillance and Security Threat Monitor 2022-2023, the research project thematically examined threat developments.

How are digital risk-profiles developed and used in practice?

How does the presence of internally displaced people impact on the justice and security concerns of longer-term residents in host communities, and to what extent do residents have different concerns than displaced?

Van Vark defended her dissertation 'Separation and immersion: the changing role of the armed forces in Northwestern liberal democracies’ on 17 October 2025. The doctoral research was supervised by Maartje van der Woude and Erwin Muller.

September 2017 will see the start of the new English-language bachelor's programme in Security Studies in The Hague, developed by the Institute of Security and Global Affairs (ISGA) at Leiden University. The programme meets the growing need for academics with a broad training in the field of securit…

The WARN project seeks to understand why certain warnings fail to reach and impact decision makers in time to avert crisis.

This project compares and explains dynamics of cross-border cooperation among European actors in the field of counterterrorism (CT).

Sophie Vériter explores a small state’s impact on EU security governance, a hard challenge means against big states in this policy area.

The consequences of social tendencies for the legislation and institutions in the fields of social security, the labor market policy and pension reform are examined in this multdisciplinary research program..

The Hazelhoff Centre for Financial Law research programme for 2020-2023 centres around the integrity of financial markets during times of crisis and possible regulation to secure it.

Are you thinking about studying Crisis and Security Management: Governance of Crisis? Learn more and watch the videos.

This dissertation presents new cryptographic protocols, which can be divided into two families.

Are you thinking about studying Crisis and Security Management: War and Peace Studies? Learn more and watch the videos.

Leiden University has set up two committees to consider issues that are the focus of much attention within our community and society at large. They are the Knowledge Security Committee and the Fossil Fuel Industry Collaboration Committee. Former dean Joanne van der Leun will chair both.

Are you thinking about studying Crisis and Security Management: Violence, Interventions, and Policing? Learn more and watch the video.

Are you thinking about studying Crisis and Security Management: Terrorism and Political Violence ? Learn more and watch the videos.

The Indonesia-Netherlands Security and Rule of Law Update will take place on Wednesday January 17 and Thursday January 18, 2018, in Jakarta and consists of a one-day public symposium and networking opportunity for a larger audience and one day of a series of twelve substantive panel-workshops in smaller…

Cyber security is only for socially awkward nerds? Three alumni of the Cyber Security Academy prove the opposite.

Which challenges occur as a tool of sustainable peace in the emerging regime of international criminal justice? Andrea Marrone's study offers an overview. He will defend his thesis on the 28th October 2015.

Damien Van Puyvelde and Paul Oling explore how government intelligence agencies can effectively collaborate with the private technology sector to meet their evolving technological needs, focusing particularly on emerging technologies such as artificial intelligence (AI) and quantum computing.

How are top-down directives translated and implemented at mission level in UN peacekeeping?

In zijn oratie bepleit Joachim Koops dat de toekomst van Security and Global Affairs ligt in onderzoek, onderwijs en academisch bestuur.