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Security: haddock-development/claude-reflect-system

Security

SECURITY.md

Security Policy

πŸ”’ Security Overview

The Claude Reflect System is designed with security and privacy as core principles:

  • βœ… 100% Local - All data stays on your machine
  • βœ… No Cloud Communication - Zero network requests
  • βœ… Privacy First - Your code and corrections never leave your system
  • βœ… Open Source - Full transparency, audit the code yourself

πŸ›‘οΈ Supported Versions

Version Supported
1.0.x βœ…
< 1.0 ❌

πŸ› Reporting a Vulnerability

Where to Report

DO NOT open public issues for security vulnerabilities.

Instead, email: security@haddock-development.com (or haddock.development@gmail.com)

What to Include

Please provide:

  1. Description of the vulnerability
  2. Steps to reproduce the issue
  3. Impact assessment (who's affected, what's at risk)
  4. Possible fix (if you have one)
  5. Your contact info for follow-up

Response Timeline

  • 24-48 hours: Initial acknowledgment
  • 7 days: Preliminary assessment
  • 30 days: Fix released (for critical issues)
  • 90 days: Public disclosure (coordinated)

Disclosure Policy

We follow coordinated disclosure:

  1. You report the issue privately
  2. We confirm and develop a fix
  3. We release a patch
  4. We publicly credit you (if desired)
  5. Details are disclosed after users can update

πŸ” Security Considerations

Data Storage

What We Store:

  • Skill files (YAML + Markdown) in ~/.claude/skills/
  • Backups in .backups/ directories
  • Git history in .git/ directory
  • State files in .state/ directory

What We DON'T Store:

  • Your actual code/projects
  • API keys or credentials
  • Personal information
  • Usage analytics

File Permissions

Recommended permissions:

chmod 700 ~/.claude/skills/           # Owner only
chmod 600 ~/.claude/skills/*/*.md     # Owner read/write only
chmod 700 ~/.claude/skills/*/scripts/ # Owner execute only

Sensitive Data

⚠️ NEVER commit:

  • API keys
  • Passwords
  • Personal data
  • Proprietary code
  • Credentials of any kind

The system includes .gitignore to prevent accidental commits.

Git Repository Risks

If you push skills to GitHub:

Public Repos:

  • βœ… Share reflection system (safe)
  • βœ… Share learned preferences (safe)
  • ❌ Share company-specific skills (could leak IP)
  • ❌ Share credentials (even in history)

Private Repos:

  • βœ… Share team learnings
  • ⚠️ Still avoid credentials
  • ⚠️ Review before pushing

Backup Security

Automatic Backups:

  • Stored in .backups/ subdirectories
  • Auto-cleaned after 30 days
  • Same permissions as original files

Manual Backups:

  • Recommended: encrypt before external storage
  • Use tar + gpg for secure backups:
    tar czf - ~/.claude/skills | gpg -c > skills-backup.tar.gz.gpg

🚨 Known Security Considerations

1. Arbitrary Code Execution

Risk: Skills can execute Python/Shell scripts Mitigation:

  • Only install skills from trusted sources
  • Review script contents before use
  • System doesn't auto-execute unknown code

2. YAML Parsing

Risk: Malicious YAML could exploit parser Mitigation:

  • We use yaml.safe_load() (not load())
  • Validation before processing
  • Rollback on errors

3. Git History

Risk: Sensitive data in commit history Mitigation:

  • Review before committing
  • Use .gitignore properly
  • Git filter-branch if needed:
    git filter-branch --tree-filter 'rm -f sensitive_file' HEAD

4. Hook Execution

Risk: Hook scripts run automatically Mitigation:

  • Hooks are opt-in (disabled by default)
  • User controls hook configuration
  • Timeouts prevent runaway processes

5. Transcript Parsing

Risk: Large transcripts could cause memory issues Mitigation:

  • Line-by-line processing
  • Graceful error handling
  • Background processing for auto-mode

βœ… Security Best Practices

For Users

  1. Review Skills before installing
  2. Check Diffs before approving changes
  3. Use Git for version control
  4. Backup regularly
  5. Update to latest version
  6. Private Repos for team skills
  7. Encrypt Backups if external storage

For Developers

  1. Input Validation on all user data
  2. Safe YAML Parsing (safe_load only)
  3. File Permissions checks
  4. Error Handling everywhere
  5. No Eval/Exec of user strings
  6. Path Traversal prevention
  7. Dependency Audits regularly

πŸ” Security Audits

Self-Audit Checklist

  • Review all Python scripts
  • Check file permissions
  • Verify .gitignore coverage
  • Test with malformed inputs
  • Check for hardcoded secrets
  • Validate YAML parsing
  • Test rollback mechanisms

Professional Audit

Interested in auditing? Contact us at security@haddock-development.com

πŸ“‹ Security Updates

We announce security updates via:

  • GitHub Security Advisories
  • Release notes
  • README.md updates

Subscribe to releases: Watch β†’ Custom β†’ Releases

πŸ† Responsible Disclosure Recognition

We credit security researchers (with permission) in:

  • SECURITY.md
  • Release notes
  • GitHub Security Advisories

Hall of Fame: (No reports yet - be the first!)

βš–οΈ Legal

This project:

  • Is provided "AS IS" without warranty
  • Has no liability for data loss
  • Requires user review before changes
  • Is licensed under MIT

See LICENSE for full details.

πŸ“ž Contact


Security is a shared responsibility. Stay safe! πŸ”’

There aren’t any published security advisories