Incident Response Planning

Incident Response Planning

Overview

An incident response plan ensures your organization can effectively detect, contain, eradicate, and recover from cybersecurity incidents.

Incident Response Phases

1. Preparation

• Establish IR team and roles
• Develop policies and procedures
• Deploy detection capabilities
• Conduct training and exercises
• Establish communication channels

2. Detection & Analysis

• Monitor for indicators of compromise
• Validate and triage alerts
• Determine scope and severity
• Document initial findings
• Activate response team

3. Containment

Short-term:

• Isolate affected systems
• Block malicious IPs/domains
• Disable compromised accounts

Long-term:

• Implement temporary controls
• Patch vulnerabilities
• Enhance monitoring

4. Eradication

• Remove malware and artifacts
• Close attack vectors
• Reset credentials
• Verify clean state

5. Recovery

• Restore systems from backups
• Validate system integrity
• Return to normal operations
• Implement enhanced monitoring

6. Lessons Learned

• Conduct post-incident review
• Document timeline and actions
• Identify improvements
• Update procedures and controls

IR Team Roles

| Role | Responsibilities | |------|-----------------| | IR Lead | Overall coordination | | Security Analyst | Technical investigation | | IT Operations | System support | | Legal | Regulatory, liability | | Communications | Internal/external messaging | | Executive Sponsor | Decision authority |

Communication Templates

• Internal escalation
• Employee notification
• Customer notification
• Regulatory notification
• Press statement

Testing the Plan

• Tabletop exercises (quarterly)
• Technical simulations (annually)
• Full-scale exercises (as needed)