Security is key to survival for any living organism: life is full of perils and threats, both physically, environmentally, and societally. Security challenges such as terrorism, natural disasters, and cybercrime rank among the most pressing issues of our time, affecting the security and safety of millions…

Does foreign aid promote human rights?

Security and Legitimacy is one of the three organisational clusters of the Institute of Political Science.

Promotor: R. Cramer

In 2021, the National Cyber Security Centre (NCSC) asked Leiden University to conduct a rapid review of best practices and possibilities for follow-up research on the integration of behavioral sciences in security by design methodologies and projects. This academic field is called security by behavioral…

Cyber security is one of the critical challenges in our inter-connected world. Organizations are being constantly targeted by adversaries. Various critical systems become exposed on the Internet. Users can find that their data has been stolen from a company that they were not even aware of.

C-SIDe project involves a broad selection of associates in solving cybersecurity problems. Security of software systems has emerged as a critical need in our interconnected society. Companies developing software products look for Security-by-Design approaches accommodating security into their software…

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Polarisation in our society is on the rise. What makes people increasingly radical? How do we protect ourselves from extremist, terrorist or criminal threats, be they physical or in the cyber world? And what role do intelligence services play in this?

The research project ‘The History of National Security, 1945-present', is funded by the Netherlands Organisation for Scientific Research (NWO), the Campus The Hague/Leiden University and the Netherlands Institute for Military History (NIMH). The project will run until the summer of 2013, when we hope…

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In this article for Studies in Conflict & Terrorism, the authors analyse the evolution and interplay of national policies and international diplomacy on cyber terrorism within and across the UNSC’s permanent five members and the UN process on cyber norms (GGE and OEWG).

Why do sexual violence policies still fail to systematically address men and masculinities, when the need for cultural change among men has been central in public debates since #MeToo?

The Institute of Security and Global Affairs (ISGA) in The Hague offers bachelor’s and master’s programmes, minors, and research in security studies, covering cybersecurity, terrorism, diplomacy and contemporary security challenges. Focus keywords: ISGA, bachelor, master, minors, research, security…

The project 'Policing the high seas: maritime law-enforcement in a multi-actor environment' aims to identify the gaps in the legal framework for EU activities in the maritime security domain, and specifically in the areas of combating piracy, human smuggling or trafficking and drug trafficking.

The recent terrorist attacks in Europe are presumably not just acts committed by individuals, but acts facilitated by larger jihadist networks. But how do such networks operate? Understanding their modus operandi can be useful knowledge to counter terrorist threats.

In the track Intelligence and National Security you will be introduced to intelligence and security services in their political, societal, and bureaucratic contexts. The track will give you a thorough understanding of the modus operandi of these agencies, their interaction with the surrounding world,…

Public policy is often the subject-matter of pervasive and deep moral disagreement. Moral disagreement, understood as the difference and opposition between principled moral arguments, can and does occur between policy professionals, different political parties and individuals or groups that compose…

How do crises produce changes in specific European Union foreign policy areas, and how should we conceptualise these policy changes?

In the Bachelor’s in Security Studies you study 21st century security challenges and learn to devise strategic solutions to a complex world.

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

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This dissertation studies how domestic regulatory agencies and the officials representing them are influenced by and deal with the increasingly complex transnational environments in which they have come to operate. Based on (social) network analysis it demonstrates how decisions of domestic agencies…

As part Leiden University's interdisciplinary programme Social Resilience and Security, dr. Marieke Liem has been appointed Professor Security and Interventions effective 1 January 2020.

Develop a tool to assess land tenure, access to land and, and land tenure conflict in Timor-Leste

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On this page you will find all information about the Bachelor of Security Studies that you need as a first-year student.

The Hague is the international city of peace, justice and security – making it the logical place for the Institute of Security and Global Affairs (ISGA) to reach partners from ministries, governments and NGOs with research into issues relating to security.

The article offers a comparative systematic literature review of the principles, norms, and strategies associated with Security by Design and Privacy by Design

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The Leiden Complex Networks Network (LCN2) aims at bringing together scientists from different disciplines, based on a common interest in both theoretical models and empirical analyses of networks and graphs.

On 4 July, Jorrit Rijpma participated in a roundtable event hosted by the European Policy Centre (EPC) in Brussels.

Modelling supra-regional communities in the early 3rd Millennium BC

For many system in statistical physics the microcanonical and canonical ensemble are equivalent in the thermodynamic limit, but not for all.

How have British, Dutch, and German security services dealt with political violence and terrorism since the late 1960s; to what extent did they consider these new phenomena as a task and how have they developed activities in order to counter these security threats?

The first book ever on information-theoretically secure multiparty computation

European policy affects our lives: from air quality to the frequency of a bus service. Leiden researchers analyse how the European Union functions, how countries apply European policy and whether this policy actually provides solutions and delivers.

How do we address the pressing challenges posed by large-scale networks?

As a student in Security Studies you are a socially engaged critical thinker eager to study real-life security cases in an academic setting. You focus not just on the broad context of these issues but also on the role of government, institutions and media. Want to know more? Sign up for one of our Open…

Leiden University is actively involved in various university networks worldwide.

The Leiden Leadership Centre is an international and interdisciplinary network organisation connecting people and perspectives.