The following versions of SMART GRADE are currently supported with security updates:
| Version | Supported | Notes |
|---|---|---|
| 5.0.x | ✅ Yes | Current stable version |
| 4.0.x | Critical security fixes only | |
| < 4.0 | ❌ No | Unsupported, please upgrade |
If you discover a security vulnerability in SMART GRADE, please report it responsibly.
- Email: Send details to hanskepper52@gmail.com
- WhatsApp: +237 698 640 885
- GitHub: Open a private issue (mark as "security")
- Description of the vulnerability
- Steps to reproduce
- Potential impact
- Any possible fixes (optional)
| Step | Timeline |
|---|---|
| Acknowledgment | Within 24 hours |
| Initial Assessment | Within 3 days |
| Fix (if accepted) | Within 7-14 days |
| Public Disclosure | After fix is released |
- ✅ Accepted: We will fix the issue and credit you in the release notes
- ❌ Declined: We will explain why and provide recommendations
- 🔒 Confidential: All reports are treated confidentially
SMART GRADE implements the following security measures:
| Feature | Description |
|---|---|
| Local Storage | All data stored locally on user device |
| PIN Protection | 4-digit PIN for account access |
| Fingerprint | Optional biometric authentication |
| No External Servers | Data never leaves device by default |
| Transfer Codes | Expire after 10 minutes |
| Auto-Cleanup | Expired codes automatically deleted |
We follow responsible disclosure practices:
- Report vulnerability privately
- Allow time for fix (7-14 days)
- Release fix before public disclosure
- Credit the reporter (if desired)
| Field | Value |
|---|---|
| Developer | HANS KEPPER |
| hanskepper52@gmail.com | |
| +237 698 640 885 | |
| GitHub | hanskepper |
| School | SIN GBHS FOUMBAN Form 5B Science |
We thank the following security researchers for their contributions:
- List will be updated as reports are received
Last updated: July 14, 2026
SMART GRADE v5.0 Ultimate