Authentication & Access
- API key-based authentication with Bearer tokens
- Automatic key rotation capability
- IP whitelisting for API access
- Intelligent rate limiting (600 API requests/minute, configurable email throughput)
Data Privacy
- GDPR compliance features and DPA available
- Configurable data retention policies
- One-click unsubscribe (RFC 8058 compliant)
- Secure encrypted data storage
SSL/TLS Encryption
- All connections encrypted (HTTPS, TLS 1.2+)
- STARTTLS for SMTP connections
- Automatic certificate management
- Custom tracking domain SSL support