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.

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

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…

There are certainly ten airlines who do not carry out an identity check in the Schengen area upon check-in.

On Wednesday 27 February, a group of around 30 Leiden Law students visited the EU’s Agency for the coordination of cooperation between police authorities, the European Police Office (Europol) in the world’s legal capital: The Hague.

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

On 12 October, Melanie Fink and Jorrit Rijpma presented at the Frontex Consultative Forum on Fundamental Rights in Warsaw, on the issue of responsibility under EU and international law.

Subproject of

Women in International Security -Netherlands (WIIS-NL) is an affiliate of WIIS Global. WIIS-NL Members include: professionals, civil servants, academics, NGOs, employees of international bodies and organizations, embassy staff, politicians, students, and interested members of the general public. The…

Jorrit Rijpma responds in Dutch newspaper the Volkskrant to attention surrounding the reintroduction of border controls in the Schengen area.

Political scientists Huib Pellikaan and Niels van Willigen (Leiden University) use and elaborate on the theoretical insights from game theory in order to understand nuclear security in changing environment. Now that the relations between the US and Russia have deteriorated and smaller nuclear states…

On December 5, a group of thirty students of the Master in European Law visited the headquarters of Eurojust in The Hague.

Jorrit Rijpma visited Minsk (Belarus) on 11 and 12 September upon invitation by Nuffic Neso Russia

On 30 July, Jorrit Rijpma spoke on Dutch BNR news radio programme Spitsuur about the call from ANVR, the Dutch travel sector organisation, for European travel guidelines to be provided.

The Europa Instituut is pleased to announce that on 21 November 2016 a new handbook “EU State Aids” (31 Chapters, 1500 pages) was published.

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,…

Lecture, Global Questions Seminar

Language learners in higher education increasingly conduct out-of-class self-directed learning facilitated by mobile technology. This project aims to explore how university students use mobile technology for their self-directed language learning and investigate factors that influence their self-directed…

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.

On Tuesday 10 September 2019, the opening of the Master European Law took place in the Old Observatory. Ms Catherine De Bolle, Europol Executive Directeur, presented the opening lecture.

The Institute of Security and Global Affairs (ISGA) focuses on multidisciplinary research and education within the international scientific field of security studies.

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.

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

Jorrit Rijpma, Associate Professor of EU law at the Europa Institute of Leiden Law School, has been named Jean Monnet Chair by the European Commission.

Last Friday, more than a dozen people died during the storming of Spain’s North African enclave of Melilla. A dramatic incident, but certainly not the first time that refugees and migrants have used force to try to enter Melilla.

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.

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…

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.

On 8 March the students of the Honours Class presented their paper proposals for the conclusion of the Honours Class on the aftermath of the European Refugee Crisis. In this course students looked at the interplay between the refugee crisis, the EU’s response to this crisis and the practical effects…

On Wednesday 23 September, the European Commission presented its new migration pact, where EU countries will have to improve cooperation in receiving and allocating migrants. Does this mean the end of refugee camps?

Europe is still trying to control migration to the continent. In doing so, it has to navigate between humanitarian ideals and public support.

Dutch political party VVD wants to set up a 'Mini Schengen zone' to control immigration better. But that is easier said than done, says Professor of European Law, Jorrit Rijpma.

On 29 June May 2022 Yujing Tan successfully defended a doctoral thesis and graduated.

To what extent are there differences between countries in and outside the European Union and the Schengen area in the level of crimmigration, the merger between migration control and crime control, and to what extent can these differences be explained by the way in which state and non-state actors in…

Political scientists Tom van der Meer, Lisa Janssen (University of Amsterdam) and Tom Louwerse (Leiden University) analyse polls presented by the main polling agencies in the Netherlands, as well as micro-level panel data. They reach three main conclusions. First, vote intention polls in the Netherlands…

This is special issue of the journal Language & Communication. The papers of this issue delve into the multifaceted realm of (non)belonging.

The first book ever on information-theoretically secure multiparty computation

In a modernist interpretation of migration controls, nation states play a major role. This book challenges this interpretation by showing that comprehensive migration checks and permanent border controls appeared much earlier, in early modern dynastic states and empires, and predated nation states by…

In this book chapter, Andrea Malaya M. Ragragio and Myfel D. Paluga unpack the indigenous category

On Friday 14 June 2019, the second young researchers workshop was held within the framework of the Jean Monnet Chair on Mobility and Security in Europe. It was followed by an expert round table organized in cooperation with the Centre for the Law on EU External Relations (CLEER) of the Asser Institu…

How can we promote more durable solutions to protracted refugee situations and which roles can connectivity and mobility of displaced people play to improve protection and resilience?

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

On 6 May 2022, Alies Jansen presented her work on 'Security Force Assistance in Iraq' to the Conflict, Peace and Security thematic area during a research feedback seminar.

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…