1. Information We Collect

We collect the following types of information:

• Account Information: Username, email address, and encrypted password.
• Usage Data: Login timestamps, IP addresses, project activity, and feature usage.
• Payment Data: Card information is encrypted end-to-end (RSA-OAEP + AES-GCM) and never stored in plaintext.
• Device Information: Browser fingerprint for security and fraud prevention.

2. How We Use Your Information

• Provide and maintain the Platform services.
• Process payments and manage subscriptions.
• Send verification codes and security notifications.
• Detect and prevent fraud, abuse, and unauthorized access.
• Improve Platform performance and user experience.

3. Data Security

• Passwords are hashed using bcrypt with salt rounds.
• Payment data is encrypted with RSA-2048 + AES-256-GCM hybrid encryption.
• All connections use HTTPS/WSS encryption.
• Authentication tokens (JWT) expire automatically.
• IP-based rate limiting and fraud detection are active.

4. Data Storage

Your data is stored on secured servers. Project files are stored in isolated user directories. We retain your data for as long as your account is active.

5. Data Sharing

We do NOT sell, trade, or share your personal information with third parties, except:

• When required by law or legal process.
• To protect the rights, safety, or property of TAI or its users.
• With your explicit consent.

6. Cookies & Local Storage

We use browser local storage to maintain your login session (JWT token). We do not use third-party tracking cookies.

7. Your Rights

• Access: View your account data via the Settings page.
• Update: Change your email or password at any time.
• Delete: Request account deletion by contacting support.
• Export: Download your project files at any time.

8. Children's Privacy

The Platform is not intended for children under 13. We do not knowingly collect data from children under 13.

9. Changes to This Policy

We may update this policy from time to time. Changes will be posted on this page with an updated revision date.

10. Contact

For privacy-related inquiries, contact us at support@tiehkai.com.