conflict law international
Conflict Law


Cyber Law International is a boutique international law firm dedicated to professional training, consultation, and research. We specialize in the international law governing state and non-state activities in cyberspace. Relying on our team of globally recognized international law scholars and practitioners, we offer our services globally to governments, international organizations, non-governmental organizations, technology companies, and others involved in international cyber affairs.


Courses, seminars, and workshops tailored to the specific needs of our clients, both in terms of content and duration. Globally renowned instructors and a practitioner-oriented approach.


Legal advice on the public international law applicable to cyberspace. Our services include consultation on the formulation of national policy regarding the legal aspects of cyberspace, operational issues, and proceedings before domestic and international courts and tribunals.


Production of various forms of written guidance, white/position/non-papers, memoranda of law, scholarly articles, and other written products regarding legal issues concerning cyberspace.


You can now attend our courses ONLINE at the CYBER LAW INTERNATIONAL ACADEMY. The first course, launching on 2 January 2023, is our flagship International Law of Cyber Operations Executive Course. Read more on the Academy’s website and make sure to register by 23 December 2022.

For services related to non-cyber issues involving international security affairs, such as maritime and space operations, peacetime military activities, counter-terrorism, peacekeeping, the use of force, and armed conflict — visit our sister firm Conflict Law International


Liis Vihul

Liis Vihul


Founder of Cyber Law International. Also Ambassador at the NATO Cooperative Cyber Defence Centre of Excellence.




Also Professor of International Law at the University of Reading, Professor Emeritus at the United States Naval War College, G. Norman Lieber Distinguished Scholar at United States Military Academy at West Point, Visiting Professor of Law at the University of Texas, and Senior Fellow at the NATO Cooperative Cyber Defence Centre of Excellence.




Also Chair of Public Law, in particular public international law, European law and foreign constitutional law, at the Europa-Universitat Viadrina and President of the International Society for Military Law and the Law of War.

Marko Milanovic

Marko Milanovic

Also Professor of Public International Law at the University of Reading, Senior Fellow at the NATO Cooperative Cyber Defence Centre of Excellence and co-editor of EJIL: Talk!, the blog of the European Journal of International Law.

Philippa Webb

Philippa Webb

Also Professor of Public International Law and Co-Director of the Centre for International Governance and Dispute Resolution at King’s College London.

Dapo Akande

Dapo Akande

Also Professor of Public International Law, Director of the Oxford Institute for Ethics, Law and Armed Conflict, and Fellow of Exeter College at the University of Oxford.

Gleider Hernandez

Gleider Hernandez

Also Professor of Public International Law at the Katholieke Universiteit te Leuven and the Open Universiteit of the Netherlands, and Member of the Board of the European Society of International Law.



Cyber Law International Nov 16

RT @theGFCE:The GFCE is honored to work with @GAC_Corporate, @CyberLawInt & @CSAGhana in organizing the Executive course on…

Cyber Law International Nov 15

International Law of Cyber Operations Executive Course in Accra, Ghana in pictures This course is possible thanks…

Cyber Law International Nov 14

We’re proud to be delivering this @UniofReading-certified executive course in Accra, Ghana 🇬🇭 this week in partners…

Cyber Law International Nov 08

Would you like to experience the #cyberlaw course that graduates – this time gov officials from the Americas – cons…

Cyber Law International Nov 02

Here's a sneak peek at our brand new online international cyber law course. Registration is now open, see more at…

Cyber Law International Nov 01

INTRODUCING CLI ACADEMY You can now learn international cyber law with us - online and at your own pace 🎉 See mor…

Cyber Law International

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