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.

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…

On 25 October 2017, Ledi Bianku, judge at the European Court of Human Rights, gave a guest lecture entitled “The ECHR and asylum”. Ledi Bianku is Judge at the European Court of Human Rights since 1 February 2008. He has held the position of Vice-President of Section I of the Court from January 2016…

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

Turbulent times in Italy: Deputy prime minister Matteo Salvini wants new elections so that he can become prime minister himself. He is campaigning on social media, including photos of himself posing in his swimming trunks.

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…

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.

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

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

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.

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…

Subproject of

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…

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

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

My research project aims to analyze reasons of the European Union’s (EU) inadequacy to develop a strong Common Security and Defense Policy (CSDP) with regard to the role of main EU member states, namely Germany and the United Kingdom (UK) and find the answer of how the EU overcome the CSDP question…

Study information

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,…

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.

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…

On 19 June, Jorrit Rijpma spoke at the international conference on the Constitutional Foundations of EU Migration law at Konstanz University.

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

Dr Madalina Busuioc has completed a study for the European Parliament titled

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.

The 9th Network Europe Conference in Edinburgh was held at June 2017 in Edinburgh and organized by the Europa Institut Zurich. The contributions of the conference are now published.

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

Naar aanleiding van de aanhoudende oorlog tussen Rusland en Oekraïne willen verschillende Europese landen een inreisverbod invoeren tegen Russische staatsburgers. Maar mogen zij dit zomaar doen?

In het asielplan van vorige week kondigde het kabinet aan meer in te zetten op vertrek van ’Dublin-claimanten’. Daarbij stelt het kabinet z’n hoop op een hernieuwd EU-plan.

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.

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.

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…

Early November, Professor of European Law Jorrit Rijpma contributed to Europol's Virtual Foresight Exercise to address the future impact on serious and organised crime in the EU. Human trafficking, smuggling and other forms of organised cross border crime fall within the competence of Europol.

The book addresses the question “How and why do people become involved in European homegrown jihadism?

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.

The objective of many European countries is to provide reception facilities for refugees in their own region. Here in the Netherlands a new coalition agreement is in the making and Professor Jorrit Rijpma reflects on his own research to give advice and tips.

At least 27 migrants died on 24 November after their boat capsized in the Channel between France and England.

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 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…

The Master’s in European Union Studies at Leiden University offers students an opportunity to study the EU from multiple disciplinary perspectives.

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

Jorrit Rijpma was invited to teach at a number of summer schools this year. He lectured at the CLEER summer school on External Relations, the ICPMD summer school on migration and asylum and the Odysseus summer school.

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…