• Public website
• Student website
• Staff website
• Organisational structure
• Library website

738 search results for “nutrition and from security” in the Staff website

• Security Management and maintenance

  Leiden University is committed to providing a safe and secure environment for staff members in their work and for students during their studies here. Visitors must also be able to rely on the best possible assurance of their safety and security. We are all responsible for this.

• Secure online workspace from home

  When we work from home, we are extra vulnerable for cyber attacks and data breaches. If you use a personal device to log on to the university network, please create a secure online workplace.

• Do the security check before entering into international collaborations Announcement - 1 December 2025

  Security

• 
  Jessica Kiefte-de Jong Professor Population Health

  Faculteit Geneeskunde

  j.c.kiefte@lumc.nl | +31 71 5 26 91 11

• Knowledge Security Advice Desk

  Knowledge security requires that we carefully weigh opportunities against risks. The Knowledge Security Advice Desk was set up to support this process.

• Safety and security

  On this webpage, you will find more information about (types of) security, who to ask for advice and where to report incidents.

• Information security and privacy

  The University wants to be able to ensure a secure (digital) environment. Protecting information is the responsibility of all of us. Protect your and your colleagues' work by using secure tools and safe practices. Keep reading to find out how to handle information securely.

• Knowledge Security Committee Knowledge security

  The Knowledge Security Committee plays a central role in the decision-making and organisation relating to knowledge security within the university. Internationally oriented collaboration initiatives can be submitted to this committee (via the Knowledge Security Advice Desk) with a request to assess…

• Knowledge security in education

• Privacy and security officers Helpdesks and contact

  You can contact the privacy or security officers with questions about privacy or data security.

• Information Security

  Taking care of storing your data and making timely backups is a crucial step of good research data management practices because it is not possible to archive something that has been lost.

• 
  Tim Wuisman Tutor Bachelor Security Studies

  Faculty of Governance and Global Affairs

  t.wuisman@fgga.leidenuniv.nl | +31 70 800 9506

• Privacy and security guidelines Working with Maileon

  The following privacy and security guidelines must be adhered to when using Maileon.

• Taxes and social security International staff

  When moving to the Netherlands, it is important to know whether you are considered resident tax payer or non-resident. Both residents and non-residents are taxed on their taxable income. A number of criteria help determine your status as resident or non-resident.

• 
  Olga Gadyatskaya Associate professor

  Faculty of Science

  o.gadyatskaya@liacs.leidenuniv.nl | +31 71 527 7033

• Social security and insurances

  As an employee of Leiden University, you are eligible to take out various insurance (schemes) at an attractive discount. On this page, you will also find more information about pension, being unfit for work and unemployment.

• New security policy and amended security measures at Campus The Hague News - 4 December 2025

  The university is responsible for the safety of over 40,000 people who work, study and visit around 50 buildings in Leiden and The Hague. Find out which security measures are changing and what this means for you.

• Crisis and Security: Protect the future

  In The Hague, the international city of peace, justice, and security, the Faculty of Governance and Global Affairs' bachelor's programmes offer you the opportunity to learn from experts in security and crisis response. Here, you will gain the knowledge and skills to keep people, organisations, and societies…

• Frequently asked questions about privacy and security Information security and privacy

  Veelgestelde vragen privacy en security

• Tools and tips for working securely Working securely online

  Curious to find out how you can contribute to a safe working environment? Then keep reading to discover our tips for working securely. They will help you to work more safely in specific situations. This section contains tools and tips to promote safe working habits in specific situations.

• Tools and tips for working securely

  Curious to find out how you can contribute to a safe working environment? Then keep reading to discover our tips for working securely. They will help you to work more safely in specific situations. This section contains tools and tips to promote safe working habits in specific situations.

• 
  Linde Desmaele Assistant Professor

  Faculty of Governance and Global Affairs

  l.desmaele@fgga.leidenuniv.nl | +31 70 800 9500

• 
  Lena Riecke PhD candidate

  Faculty of Governance and Global Affairs

  l.riecke@fgga.leidenuniv.nl | +31 70 800 9506

• Check it: work privacy and security smart

  We can all do our bit to keep our information and personal data safe. It’s easier than you think and is often about the small things. Working privacy and security smart means protecting your own data and that of your colleagues. Want to know how best to go about that? Check it out here!

• Knowledge security
• 
  Shuang Sun PhD candidate

  Faculty of Science

  s.sun@liacs.leidenuniv.nl | +31 71 527 2727

• 
  Frans Osinga Professor War Studies

  Faculty of Governance and Global Affairs

  f.p.b.osinga@fgga.leidenuniv.nl | +31 70 800 9506

• 
  Michael Kowalski Professor by Special Appointment Applied Ethics in Intelligence and Security

  Faculty of Governance and Global Affairs

  m.kowalski@fgga.leidenuniv.nl | 070 8009500

• 
  Hanum Atikasari PhD

  Social & Behavioural Sciences

  h.atikasari@fsw.leidenuniv.nl | 071 5272727

• 
  Bibi van den Berg Professor Cybersecurity Governance

  Faculty of Governance and Global Affairs

  b.van.den.berg@fgga.leidenuniv.nl | 070 8009500

• 
  Daan Weggemans Assistant professor

  Faculty of Governance and Global Affairs

  d.j.weggemans@fgga.leidenuniv.nl | +31 70 800 9375

• 
  Pieter Tops Professor emeritus Organised and Subversive Crime Studies

  Faculty of Governance and Global Affairs

  p.e.w.m.tops@fgga.leidenuniv.nl | +31 71 527 2727

• 
  Damien Van Puyvelde Associate professor

  Faculty of Governance and Global Affairs

  d.t.n.van.puyvelde@fgga.leidenuniv.nl | +31 70 800 9500

• 
  Bas Rietjens Professor by Special Appointment Intelligence in War and Conflict

  Faculty of Governance and Global Affairs

  s.j.h.rietjens@fgga.leidenuniv.nl | +31 70 800 9506

• 
  Clara Cotroneo Lecturer / Researcher Diplomacy and Golbal Affairs

  Faculty of Governance and Global Affairs

  c.cotroneo@fgga.leidenuniv.nl | 070 8009506

• 
  Floor van Meer Guest

  Social & Behavioural Sciences

  a.f.van.meer@fsw.leidenuniv.nl | +31 71 527 2727

• Privacy and security policy documents
• 
  Dennis Broeders Professor Global Security and Technology

  Faculty of Governance and Global Affairs

  d.w.j.broeders@fgga.leidenuniv.nl | +31 70 800 9030

• 
  Willemijn Aerdts External PhD candidate

  Faculty of Governance and Global Affairs

  w.j.m.aerdts@fgga.leidenuniv.nl | +31 70 800 9506

• 
  Rutger Leukfeldt Professor by Special Appointment Governing Cybercrime

  Faculty of Governance and Global Affairs

  e.r.leukfeldt@fgga.leidenuniv.nl | +31 70 800 8206

• 
  Jelle van Buuren Associate professor

  Faculty of Governance and Global Affairs

  g.m.van.buuren@fgga.leidenuniv.nl | +31 70 800 9500

• 
  Edwin Bakker Professor Terrorism and Contraterrorism

  Faculty of Governance and Global Affairs

  e.bakker@fgga.leidenuniv.nl | +31 70 800 9506

• 
  Tommy van Steen Assistant Professor

  Faculty of Governance and Global Affairs

  t.van.steen@fgga.leidenuniv.nl | 070 8009500

• 
  Tim Enwerem External PhD Candidate

  Faculty of Governance and Global Affairs

  t.k.enwerem@fgga.leidenuniv.nl | 070 8009506

• 
  Parto Mirzaei PhD candidate

  Faculty of Governance and Global Affairs

  p.mirzaei@fgga.leidenuniv.nl | +31 70 800 9506

• 
  Joachim Koops Professor Security

  Faculty of Governance and Global Affairs

  j.a.koops@fgga.leidenuniv.nl | +31 70 800 9506

• 
  Ernst Dijxhoorn Assistant professor

  Faculty of Governance and Global Affairs

  e.e.a.dijxhoorn@fgga.leidenuniv.nl | +31 70 800 9082

• 
  Jinxian Wang Guest Staff Member

  Faculty of Law

  j.wang@law.leidenuniv.nl | +31 71 527 1571

• 
  Constant Hijzen Research Fellow

  Faculty of Governance and Global Affairs

  c.w.hijzen@fgga.leidenuniv.nl | +31 70 800 9506

• 
  Maarten Berg Academic lecturer

  Faculty of Law

  m.c.berg@law.leidenuniv.nl | +31 71 527 1571