All processing happens locally in your browser. No data is sent to any server.
⚠ Demo Only: This tool is for learning and quick snippet encryption. Do not rely on it for production secrets management. Use dedicated tools like GPG, age, or a vault for sensitive data.
How It Works
Encryption
- AES-256-GCM (authenticated)
- Random 16-byte salt per encryption
- Random 12-byte IV per encryption
- Output: Base64(salt + iv + ciphertext)
Key Derivation
- PBKDF2 with SHA-256
- Configurable iteration count
- 256-bit derived key
- Unique salt prevents rainbow tables