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…

Political scientist Corinna Jentzsch (Leiden University) about the organisation of rebel and government auxiliaries in the civil war in Mozambique (1976–1992).

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…

This book focuses on transnationalism as a key concept to evaluate how Europe responds to cross-border security challenges.

On 22 November 2018, Els De Busser spoke at a panel during the conference

What is the current relevance of the ethics of counterterrorism and what is the added value of ethics support within the practice of counterterrorism?

This paper, written by Silvia D'Amato & Andrea Terlizzi, investigates the extent to which the European Union is strategically engaging against terrorism.

This book describes the changing roles of traditional authorities in combatting contemporary security challenges.

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…

Ludo Block wrote the eleventh chapter of the book 'Post-Crimea Shift in EU-Russia Relations: From Fostering Interdependence to Managing Vulnerabilities'. His chapter 'Business as Usual? Police Cooperation under a Cloud of Political Animosity' can be found on page 204 of the book.

The extensive use of electronic communication channels and other devices has opened new possibilities for collecting data on human behavior. This information is sometimes openly accessible, but largely part of administrative registration systems that are not open to the broader public. The data provides…

This article provides an in‐depth assessment of lone actor terrorists’ attack planning and preparation.

According to a study conducted by multiple research institutes, governments and law enforcements should widen the scope of their focus to right-winged terrorists such as Andres Breivik. The Guardian issued an in-depth analysis of their work last week.

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?

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

Crises arising from terrorism, cyber threats, and natural disasters dominate world news and make Crisis and Security Management a heavily politicized and hotly debated topic at the top of the national and global societal and governance agenda.

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…

Our main goal is to improve understanding of how intelligence and security services operate, how they are embedded in broader political, bureaucratic, and societal contexts, and how their methodologies can be complemented.

Constant Hijzen, assistant professor at the Institute of Security and Global Affairs (ISGA), spoke about the Law on intelligence and security services in the NRC. In the column ‘Twistgesprek’ (dispute) of the NRC Hijzen has a written conversation with the director of Bits for Freedom, Hans de Zwart,…

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…

The research group Cyber Security Governance will provide cutting-edge academic research in the domain of cyber, where modern technology interacts with traditional concepts such as governance, sovereignty, law-enforcement, international relations and conflict.

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

The first book ever on information-theoretically secure multiparty computation

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…

Promotor: R. Cramer

In this article, James Shires and Tatiana Tropina, assistant professors at the Institute of Security and Global Affairs, map the relationship between gender equality and cybersecurity governance as a component of good security sector governance (SSG). Here, it highlights the way in which cybersecurity…

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.

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

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…

Subproject of

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.

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?

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

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

Researchers at LIACS are working to devise the computers of tomorrow that will be the backbone of the Cloud and Edge computing paradigms as well as the Internet of Things. In this respect, we are involved in research and development of high performance computing systems, embedded & real-time computing…

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 makes peace missions succeed or fail? Which new technologies will determine the outcome of wars? In recent decades, insufficient use has been made of knowledge of modern warfare, when this is crucial to European security. This is what Frans Osinga, Professor by Special Appointment of War Studies,…

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 Governance Essentials to provide students with a mixture of technical and governance knowledge to set them on a path towards understanding…