Five modules, 3.5 hours, zero dollars — and it accidentally became one of my best study sessions of the whole prep cycle. Eight days before my ISC2 Certified in Cybersecurity exam, I added something to my plate. I know, hear me out. Microsoft's AI Skills Fest ran June 8–12, 2026, and one of the featured skill paths in the AI Skills Navigator was Security Pro: Strengthen Security Foundations — a five-module advanced track covering exactly the territory I've been living in for