1. Incident Classification

Severity 1: Critical

Priority: Immediate action required

Active data breach with ongoing exfiltration
Complete system compromise or ransomware
Loss of encryption keys affecting multiple users
Unauthorized access to unencrypted user data

Severity 2: High

Priority: Urgent attention needed

Suspected breach with no active threat
Vulnerability discovered in production
Authentication system compromise
DDoS attack affecting availability

Severity 3: Medium

Priority: Standard handling

Failed intrusion attempts
Minor service disruptions
Non-critical vulnerability reports
Suspicious user activity patterns

Severity 4: Low

Priority: Routine processing

Security improvement suggestions
False positive alerts
Non-security bugs with security implications

2. Incident Response Team

Core Response Team Roles

Incident Commander

Responsible for: Overall incident coordination

Declares incident severity
Coordinates response efforts
Makes critical decisions
External communications

Technical Lead

Responsible for: Technical investigation and remediation

System analysis and forensics
Containment strategies
Recovery operations
Evidence preservation

Legal & Compliance Lead

Responsible for: Legal and regulatory compliance

Regulatory notifications (ICO, etc.)
User notifications
Legal documentation
Law enforcement liaison

Communications Lead

Responsible for: Internal and external communications

User notifications
Status page updates
Internal updates
Media relations (if needed)

3. Incident Response Procedures

Phase 1: Detection & Analysis

Verify the incident is real (not false positive)
Determine severity level (1-4)
Activate response team based on severity
Begin incident documentation
Preserve evidence (logs, screenshots, artifacts)
Initial impact assessment

Phase 2: Containment

Isolate affected systems
Disable compromised accounts
Block malicious IPs/domains
Implement temporary fixes
Backup affected systems before changes
Document all containment actions

Phase 3: Eradication & Recovery

Remove malicious code/accounts
Patch vulnerabilities
Reset affected credentials
Restore from clean backups if needed
Verify system integrity
Monitor for re-infection

Phase 4: Post-Incident Activities

Complete incident report
Conduct lessons learned meeting
Update security controls
User notifications (if required)
Regulatory notifications (as required by law)
Update response procedures

4. Communication Protocols

Internal Communications

Incident Email: security-incident@bundlecreator.co
Documentation: All incidents logged in secure incident management system
Updates: Every 30 minutes during active incident
Documentation: Shared incident document

External Communications

User Notifications

Email to affected users promptly
Regular status page updates
In-app notifications for active users

Regulatory Notifications

ICO notification as required by GDPR (if personal data breach)
Template available in incident response toolkit
Legal team approval required

5. Evidence Preservation

Critical Evidence to Preserve

System logs: Application, security, access, error logs
Network data: Firewall logs, IDS/IPS alerts, packet captures
User activity: Authentication logs, API calls, data access
System state: Memory dumps, running processes, connections
Communications: Emails, chat logs, support tickets

Important: All evidence must be preserved with chain of custody documentation. Use write-once media where possible.

6. Testing and Training

Testing Schedule

Monthly: Communication test
Quarterly: Tabletop exercise
Bi-annually: Full simulation
Annually: Third-party assessment

Training Requirements

All staff: Security awareness
Tech team: Incident response procedures
Leadership: Crisis management
New hires: During onboarding

Quick Reference: First 15 Minutes

Verify the incident is real
Email security-incident@bundlecreator.co with initial details
Begin incident documentation in management system
DO NOT: Delete logs, reboot systems, or modify evidence

Document Version: 1.1

Last Updated: December 2025

Next Review: May 2026

Security Incident Response Plan

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