8 key steps for Incident response and disaster recovery for OT cybersecurity

8 key steps for Incident response and disaster recovery for OT cybersecurity

Below are the steps involved in incident response and disaster recovery for OT cybersecurity:

✅ Incident Response Planning: Develop an incident response plan (IRP) that outlines the procedures for detecting, investigating, containing, and mitigating cybersecurity incidents in OT systems. The plan should include roles and responsibilities of incident response team members, communication protocols, and incident handling procedures.
✅ Incident Detection: Deploy tools and technologies that can help detect cybersecurity incidents in OT systems, such as intrusion detection systems (IDS) and security information and event management (SIEM) systems. Establish procedures for how to respond when an incident is detected.
✅ Incident Containment: Implement procedures for containing the incident to prevent further damage to the OT systems. This may involve isolating the affected systems or network segments to contain the attack.
✅ Incident Mitigation: Develop procedures for mitigating the impact of the incident, such as restoring backups or implementing workarounds to minimize the impact on critical OT systems.
✅ Incident Reporting and Documentation: Establish procedures for documenting and reporting the incident, including what information should be collected, how it should be recorded, and who should be notified.
✅ Disaster Recovery Planning: Develop a disaster recovery plan (DRP) that outlines procedures for recovering OT systems and data in the event of a major disruption or disaster. The DRP should include procedures for restoring backups, rebuilding systems, and returning OT systems to normal operation.
✅ Testing and Training: Test incident response and disaster recovery procedures regularly to ensure they are effective and up-to-date. Also, provide training for incident response team members and other personnel who may be involved in the response or recovery efforts.
✅ Continuous Improvement: Regularly review and update incident response and disaster recovery procedures based on the results of testing and changes to the OT systems or threat landscape.

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