CompTIA A+ Core 2 (220-1202), Domain 4, Objective 4.9 focuses on remote access technologies, and this final article ties the whole section together by examining the security considerations of remote access: the risks each method carries, the attack surface it exposes, and the controls—MFA, least privilege, encryption, and network isolation—that make remote access safe. Remote access is a two-way street: the same channel that lets a technician in can let an attacker in, so choosing and hardening the right tool is a core professional skill.
You'll learn the security implications of each remote-access method, why an exposed RDP port is one of the most attacked entry points on the internet, how MFA and least privilege shrink risk, and how to match the safest appropriate tool to a given scenario. A comparison table summarizes the security posture of each method.