(Modified:
2026-10-01)
— Written by
SimeonOnSecurity— 7 min read
Your router is the boundary between your devices and the internet. This module covers a hardening sequence, what a VPN does and does not change, DNS privacy versus integrity, and how WiFi networks get catalogued.
(Modified:
2026-06-28)
— Written by
SimeonOnSecurity— 3 min read
Master security for the CompTIA A+ 220-1202 Core 2 exam. Learn physical and logical security, Windows security settings, wireless protocols, malware, social engineering, and hardening.