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Security: LessUp/brave-sync-notes

Security

SECURITY.md

Security Policy

Supported Versions

The following versions of Brave Sync Notes are currently supported with security updates:

Version Supported
2.2.x
2.1.x
2.0.x
< 2.0

Reporting a Vulnerability

We take security seriously. If you discover a security vulnerability, please report it responsibly.

Private Disclosure

Please DO NOT create a public GitHub issue for security vulnerabilities.

Instead, please report security issues via:

What to Include

When reporting a vulnerability, please include:

  1. Description: A clear description of the vulnerability
  2. Impact: What could an attacker do with this vulnerability?
  3. Reproduction: Step-by-step instructions to reproduce the issue
  4. Environment: Version, OS, browser (if applicable)
  5. Suggested Fix: (Optional) If you have suggestions for fixing the issue

Response Timeline

  • Acknowledgment: Within 48 hours
  • Initial Assessment: Within 1 week
  • Fix Timeline: Depends on severity and complexity
    • Critical: 1-2 weeks
    • High: 2-4 weeks
    • Medium: 1-2 months
    • Low: Next release

Security Best Practices

When using Brave Sync Notes:

  1. Keep your mnemonic phrase secure - It's the only way to recover your encrypted notes
  2. Use strong passwords if additional authentication is enabled
  3. Keep dependencies updated - We monitor and update dependencies regularly
  4. Use HTTPS in production deployments
  5. Regular backups - Export your notes periodically

Security Features

Brave Sync Notes implements the following security measures:

  • End-to-End Encryption: Client-side AES-256-GCM encryption
  • Zero-Knowledge Architecture: Server never sees plaintext or encryption keys
  • Secure Key Derivation: Password-based key derivation using PBKDF2
  • Mnemonic Recovery: BIP39-based 12-word recovery phrase

Security Updates

Security updates will be announced through:

  1. GitHub Security Advisories
  2. Release notes (marked as "Security Fix")
  3. CHANGELOG.md updates

Acknowledgments

We thank the following individuals for responsibly disclosing security issues:

(This list is currently empty - be the first!)

There aren’t any published security advisories