ICS Incident Response
What is ICS Incident Response?
ICS incident response is a safety-first, coordinated process to detect, contain, and recover from cyber or operational security events in industrial environments without endangering people, equipment, or production.
Examples
- Ransomware hits Level 3 HMI/SCADA servers; the team isolates OT from IT, runs on local control, and restores from offline backups.
- An engineer notices unexpected PLC mode changes; responders block programming traffic, verify logic against golden backups, and review jump-host recordings.
Discover 🔎
Incident response in OT focuses on safety and availability. Unlike IT, you cannot freely scan, shut down, or reimage systems while a process is running. Good ICS IR blends plant operations and cybersecurity: keep the process safe, establish facts quickly with passive/low-impact methods, contain the threat by tightening conduits and access, and recover using validated, offline backups and tested procedures.
Summary 📝
ICS incident response protects people and the process first, then systems. Prepare with roles, maps, and offline backups; detect with passive, protocol-aware visibility; contain by closing conduits and removing risky access; recover from golden images and logic; and harden the environment based on lessons learned. Precise coordination with operations is the difference between a disruption and a disaster.
Tip: The interactive version includes progress tracking, decks, and premium deep dives.