Security+ Domain 5.0: Risk Management: Chapter 23

Chapter 23: Incident Response, Disaster Recovery and Continuity of Operations (Business Continuity)

Incident Response Plan

Documented incident types

Roles and responsibilities

Reporting

Escalation

Cyber-incident response teams

Incident Response Process

      1. Preparation
      2. Identification
      3. Containment
      4. Eradication
      5. Recovery
      6. Lessons Learned (Postmortem)

The SY0-601 revision of the Security+ certification adds knowledge of SOAR (Security Orchestration, Automation, and Response), particularly the concepts of Runbooks and Playbooks. See this discussion:
https://enterprisersproject.com/article/2020/10/what-is-soar-security-orchestration-automation-and-response

And this article covers some of the differences between runbooks and playbooks:
How to Create Runbooks: A Small Business Guide
https://www.fool.com/the-blueprint/runbook/

Disaster Recovery (when the meteor wipes your business off the Earth)

Recovery Sites

Hot

Warm

Cold

Order of Restoration

Backups

Copy

Full

Differential

Incremental

Geographic Considerations

Off-site backup requirements

Distance

Location

Legal

Data Sovereignity

Business Continuity

Tabletop exercises

After-action reports

Failover

Alternative processing sites

Alternative business practices