Smart Banner Hub LLC ("we," "us," "our") respects your privacy. This Privacy Policy explains what data we collect for our Clustrolin™ creative services, StrokeSense Academy educational platform, and Clustrauth™ document authentication services, how we use it, and your choices.
2. Our Services
Clustrolin™ Creative Studios: Portrait Studio, Typography Studio Pro, Signature Studio, Doodle Animation Studio, StrokeSense Studio, and Video E-cards.
StrokeSense Academy: Learning management system for handwriting education with real-time stroke scoring, teacher-created courses, and student progress tracking.
Clustrauth™ Document Authentication: Quantum Auth Forge™ for cryptographic document verification.
3. Information We Process
3.1 Creative Studios (Clustrolin™)
Image Uploads: Images are converted to point cloud data and immediately discarded. We do NOT store original images.
Generated Animations: MP4 files stored for 24 hours (single purchase) or 30 days (pro packages), then permanently deleted.
Signature Studio: Generated signatures include embedded authentication data. We retain verification capability.
StrokeSense Studio: Stroke recordings are converted to animation data. Original stroke data is processed and stored as MP4 output.
Order Data: Color selections, order details, and payment confirmation stored temporarily.
3.2 StrokeSense Academy
Teacher Data:
Account Information: Name, email address, password (hashed), profile information you provide.
Course Content: Stroke recordings, lesson structures, module organization, course descriptions, and instructional materials you create.
Payout Information: Payment details required for revenue sharing (e.g., PayPal email, bank information). We may share this with payment processors to facilitate payouts.
Tax Information: Tax documentation (e.g., W-9 forms) as required by law for earnings reporting.
Account Information: Name, email address, password (hashed), profile information you provide.
Enrollment Data: Courses enrolled, enrollment dates, payment history.
Progress Data: Stroke practice attempts, scores across four dimensions (path accuracy, stroke order, direction, completion), lesson completion status, time spent practicing.
Certificates: Records of certificates earned upon course completion.
Children's Data: For students under 13, we collect only information necessary for the educational service with verifiable parental consent. See Section 10 for COPPA compliance details.
3.3 Document Authentication (Clustrauth™)
Your Documents: We do NOT store, read, view, or interpret your documents. Files are processed algorithmically without human review.
What We Store: Only cryptographic data (hashes, signatures) linked to your Certificate ID. No document content.
Certificate Data: Retained for ongoing verification services.
3.4 Other Data
E-card Data: Sender/recipient info, message text, and delivery logs stored up to 30 days.
Payment Processing: Handled by third-party processors (Stripe, PayPal). We do not store payment card details.
Analytics: Google Analytics collects aggregated usage data (pages visited, device info, general location). IP addresses are anonymized.
Technical Logs: Minimal server logs (IP, timestamp) for reliability and abuse prevention. Not linked to user profiles.
4. How We Use Your Information
Create your requested animations and provide download access
Process document authentication and enable verification
Operate StrokeSense Academy, including delivering courses, scoring strokes, and tracking progress
Process teacher payouts and revenue sharing
Issue certificates upon course completion
Provide teachers with analytics on their courses and students
Deliver E-cards and provide open/viewed statistics to senders
Process payments via third-party processors
Analyze website usage to improve our services
Prevent abuse and ensure platform stability
Comply with legal obligations (tax reporting, law enforcement requests)
5. Data Retention
Creative Studio Animations: 24 hours (single) or 30 days (pro), then permanently deleted.
Original Uploaded Images: Never stored. Discarded after processing.
Document Authentication: Certificate data retained for verification. Documents never stored.
Teacher Accounts: Account and course content retained while account is active. Upon account deletion, content removed within 30 days. Tax records retained as required by law (typically 7 years).
Student Accounts: Account and progress data retained while account is active. Upon account deletion or request, data removed within 30 days. Certificate records retained for verification.
E-cards: Up to 30 days, then deleted.
Analytics: Per Google's retention policies (26 months default).
6. Data Sharing
We do not sell or rent your data. We share only what is necessary with:
Payment Processors: Stripe, PayPal (payment data only, including teacher payout information)
Email Service: For E-card delivery and account notifications
Cloud Infrastructure: Google Cloud Platform for processing and storage
Google Analytics: Aggregated usage data only
Teachers (Academy): Teachers can see enrolled student names, progress scores, and completion status for their courses. Teachers cannot see student email addresses, payment details, or data from other courses.
Legal Requirements: We may disclose information when required by law, court order, or government request.
7. Cookies
We use:
Essential Cookies: For authentication and session management (Academy accounts)
Analytics Cookies: Google Analytics to understand site usage
You can opt out of analytics via browser settings or the Google Analytics opt-out extension. Disabling essential cookies may affect Academy login functionality.
8. Your Rights
Request deletion of animation data before automatic purge
Request deletion of your Academy account and associated data
Request a copy of your data (progress scores, account information)
Opt out of Google Analytics tracking
Withdraw consent for data processing where applicable
Exercise rights under CCPA, OCPA, GDPR, or other applicable privacy laws
For Teacher Data: You may request export of your course content and student analytics. Note that tax records may be retained as legally required.
For Student Data: You may request export or deletion of your progress data and account information.
For Children's Data: Parents or guardians may review, request deletion of, or refuse further collection of their child's personal information at any time.
Automated processing without human review of uploaded content
Regular security assessments
No system is perfectly secure—you acknowledge inherent risks of using online services.
10. Children's Privacy (COPPA Compliance)
StrokeSense Academy may be used by children under 13 with verifiable parental consent. We comply with the Children's Online Privacy Protection Act (COPPA).
For children under 13:
We require verifiable parental consent before collecting personal information
We collect only information necessary for the educational service (name, progress data)
We do not condition participation on disclosure of more information than necessary
Parents may review their child's information, request deletion, or refuse further collection at any time
We do not share children's personal information with third parties except as necessary to provide the service
Our other services (Creative Studios, Document Authentication) are not intended for children under 13. We do not knowingly collect information from children under 13 for these services.
Contact us immediately at [email protected] if you believe we have inadvertently collected information from a child without proper consent.
11. International Users
Our services are provided from the United States. By using our services from outside the U.S., you consent to data transfer and processing in the United States in accordance with U.S. law.
For users in the European Economic Area (EEA) or other jurisdictions with data protection laws, your use of our services constitutes consent to processing in the United States. You may have additional rights under local law—contact us to exercise them.
12. California Privacy Rights (CCPA)
California residents have the right to:
Know what personal information we collect and how it's used
Request deletion of personal information
Opt out of the sale of personal information (we do not sell personal information)
We may update this policy periodically. The "Last Updated" date will change. Continued use constitutes acceptance. We will provide prominent notice for material changes, including email notification for registered Academy users.