Defensive Security Courses
BSidesLV via YouTube Introduction to Software Defined Radio for Offensive and Defensive Operations
BSidesLV via YouTube Defense in Depth: Refocusing on Defensive Security Techniques
DevSecCon via YouTube AI and Machine Learning in Cybersecurity: Offensive and Defensive Applications
HackMiami via YouTube Manufacturing Cybersecurity: A Practical Discussion of the Last Ten Years
Georgia Tech Research via YouTube