Cyber security PhD programs delve deep into the theoretical aspects of cyber security. They cover topics like network security, cryptography, digital forensics and more. These prepare students for careers in research, academia or high level cyber security roles.

To find a suitable program, consider factors like reasearch interests, program structure, faculty expertise and available resources. Some well regarded institutions offering Cybersecurity PhD programs include Carnegie Mellon University, University of California, Barkley and Stanford University.