responding-to-security-incidentsClaude Skill

Responding To Security Incidents

Overview

This skill provides automated assistance for the described functionality.

Prerequisites

Before using this skill, ensure:

• Access to system and application logs in {baseDir}/logs/
• Network traffic captures or SIEM data available
• Incident response team contact information
• Backup systems operational and accessible
• Write permissions for incident documentation in {baseDir}/incidents/
• Communication channels established for stakeholder updates

Instructions

1. Triage the incident and scope affected systems/data.
2. Preserve evidence (logs, snapshots, network captures) before making changes.
3. Contain the blast radius and eradicate root cause.
4. Recover safely and document follow-ups (AAR + backlog).

See {baseDir}/references/implementation.md for detailed implementation guide.

Output

The skill produces:

Primary Output: Incident response playbook saved to {baseDir}/incidents/incident-YYYYMMDD-HHMM.md

Playbook Structure:

# Security Incident Response - [Incident Type]

## Error Handling

See `{baseDir}/references/errors.md` for comprehensive error handling.

## Examples

See `{baseDir}/references/examples.md` for detailed examples.

## Resources

- NIST Computer Security Incident Handling Guide: https://nvlpubs.nist.gov/nistpubs/SpecialPublications/NIST.SP.800-61r2.pdf
- SANS Incident Handler's Handbook: https://www.sans.org/white-papers/33901/
- CISA Incident Response Guide: https://www.cisa.gov/incident-response
- Memory analysis: Volatility Framework
- Disk forensics: Autopsy, FTK Imager