Cyber Nerd Surf
Class notes, lab walkthroughs, and research — documented because explaining something in writing is the best test I know for whether I actually understand it.
Class & Lab Notes · Logs 01–05
Log 01: Cyber… Security… Cybersecurity?
What does cybersecurity actually mean? Breaking down red teams, blue teams, purple teaming, and the entry-level roles worth knowing about.
Log 02: DISSECTION — Hardware Made Simple
We opened up a 2014 Dell Optiplex in class. Here's everything inside it, what each component does, and what the ports on the outside are for.
Log 03: From Input to Output — How the Hardware Really Works
Ever wonder how a computer actually understands what you're asking it to do? It all comes down to electricity, binary, and logic gates.
Log 04: Operating Systems
What is an OS actually doing? Breaking down the userland, the kernel, the API layer, BIOS, HAL, and how Windows organizes your files.
Log 05: Creating User Accounts in Windows
A hands-on lab walkthrough — creating and managing user accounts in Windows 11 Enterprise, then doing the same thing via PowerShell.
Cyber Nerd Surf · Research Series
Cyber Nerd Surf: Log 01 — Encryption
Symmetric vs. asymmetric encryption, common algorithms, hardware security modules, and the Diffie-Hellman key exchange — explained simply.