Operating Systems: The Battleground Where Every Cyberattack Begins

Operating system fundamentals are non-negotiable for cybersecurity professionals because virtually all cyberattacks—from malware execution to privilege escalation to ransomware deployment—occur within an OS environment. For OT/ICS specialists, this knowledge extends to industrial systems like SCADA platforms and PLCs that control critical infrastructure. Without understanding OS internals, defenders cannot effectively detect abuse, and attackers cannot operate consistently at a professional level.