Certificate Overview
The Nuclear Deterrence Graduate Certificate equips you with the historical and analytical framework to understand nuclear weapons, deterrence strategy, and arms control. In four online courses, you’ll study the development of nuclear policy from the Cold War, as well as the contemporary challenges of nonproliferation and international security.
Designed for professionals seeking to engage seriously with complex security challenges, this fully online certificate provides you with an essential foundation in nuclear deterrence and the broader geopolitical dynamics that shape global security. You’ll learn from faculty with deep expertise in security policy and international relations.
Skills You'll Gain
Through the nuclear deterrence certificate, you’ll learn to:
- Analyze the history and development of nuclear deterrence and arms control.
- Evaluate theories of deterrence and their role in global security.
- Assess the impact of nuclear weapons and delivery systems on international relations.
- Interpret policies and strategies related to nonproliferation and arms control.
- Apply concepts of security policy to contemporary geopolitical challenges.
Courses
The Nuclear Deterrence Graduate Certificate includes four online courses:
- The History of the Cold War
- The Role of Nuclear Weapons in the Twentieth Century
- Evolution of Deterrence Theory
- 1 international security elective
We recommend completing the three required courses in the order listed above, when possible. Your elective course may be taken at any point in your certificate studies.
Selecting courses. Multiple course options are available during fall, spring, and summer terms. Offerings vary by term. Explore current options in the DCE Course Search & Registration platform.
Upcoming Term: Fall 2026
Enroll in your first certificate course this fall — no application required.
Pre-registration opens July 6. Registration opens July 20 at 9 a.m. ET.
Stackable Certificates and Degrees
Stackable credentials allow you to earn multiple credentials by completing courses that meet overlapping requirements.
If you pursue a master’s degree in one of the following two fields, you can earn this graduate certificate along the way by completing courses that fulfill both certificate and degree requirements:
This approach allows you to build expertise in nuclear security and deterrence while making measurable progress toward your graduate degree.
Learn how to plan a stackable credential pathway.
Tuition
Support and Resources
Access to career resources, including webinars, advising, and career fairs
Weekly virtual office hours with the student advising team
Affiliate membership in the Harvard Extension Alumni Association
Earning Your Certificate
If you take two courses per semester, you can complete your certificate in 8 months. If you prefer a more flexible pace, you have up to three years to finish.
There is no formal application required. You simply register for each course.
To meet the requirements for the certificate:
- Complete the four certificate courses for graduate credit.
- Earn at least a B grade in each course.
- Complete all courses within three years of starting your first eligible certificate course.
Learn more about pursuing a certificate and the process of requesting your certificate.