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Privacy Policy

This Privacy Policy explains what information GTC Quiz Tournament handles, why it is used, and how it may be shared in connection with quiz events, organizations, and account management.

Passkey authentication uses device-based security. The Service does not receive or store fingerprint or face images themselves.
Display names, rankings, participation history, and similar data may be visible within tournaments, classes, and organizations according to settings.
Cookies, logs, and technical identifiers are used to operate the Service securely and improve reliability.
Effective: March 10, 2026 Related document: Terms of Service

Contents

1. Scope 2. Information We Handle 3. Purposes of Use 4. Sharing and Disclosure 5. Cookies and Similar Technologies 6. Retention Period 7. User Choices and Requests 8. Children and School Use 9. Security Measures 10. Changes to This Policy

1. Scope

This Privacy Policy applies to information handled by the operator in connection with GTC Quiz Tournament and related services.

2. Information We Handle

The operator may handle account information such as username, display name, avatar, language preference, organization or class affiliation, and optional contact details.

The operator may handle authentication-related data such as passkey credential identifiers, public key information, counters, and related metadata needed for authentication. Biometric data such as fingerprints or facial images are processed on the user’s device and are not directly collected by the Service.

The operator may handle service usage data such as created quizzes and tournaments, participation history, submitted answers, rankings, scores, logs, IP addresses, browser information, device information, cookies, and session identifiers.

3. Purposes of Use

The operator uses information to provide authentication, account management, quiz and tournament functions, rankings, class and organization management, support, notifications, and other service features.

Information may also be used to maintain security, prevent fraud and abuse, investigate incidents, improve features and usability, and comply with legal obligations.

4. Sharing and Disclosure

Information may be shared with organizers, teachers, schools, organizations, or authorized administrators when necessary for tournament operation, participant management, class management, or support within the intended scope of the Service.

Display name, affiliation, scores, rankings, participation records, and submitted content may be disclosed to other users to the extent enabled by tournament settings, privacy settings, and organizational settings.

The operator may provide information to contractors or infrastructure providers to the extent necessary for service operation, maintenance, security, support, or lawful compliance.

The operator may disclose information when required by law or when necessary to protect rights, safety, or property.

5. Cookies and Similar Technologies

The Service may use cookies, session storage, local settings, and similar technologies to maintain login state, language preferences, security, and service usability.

If the user disables certain technologies through browser settings, some features may not work correctly.

6. Retention Period

The operator retains information for the period necessary to provide the Service, ensure security, resolve disputes, comply with laws, and maintain service records. Information that is no longer needed may be deleted or anonymized.

7. User Choices and Requests

Users may review or update information available through the Service and may request deletion, restriction, or other handling through a method designated by the operator where applicable.

The scope of available requests may depend on legal obligations, security needs, and the role of the user within a school or organization.

8. Children and School Use

Where organizers, teachers, or schools register or manage student information, the registration, management, and sharing of that information are carried out under the responsibility of the relevant organizer, school, or organization in accordance with applicable laws and the rules of that school or organization.

If a guardian, school, or organization requests review related to student information, the operator may ask that request to be coordinated through the relevant organizer or account holder as appropriate.

9. Security Measures

The operator implements reasonable administrative and technical safeguards to protect handled information from unauthorized access, loss, alteration, or leakage.

10. Changes to This Policy

The operator may revise this Privacy Policy when necessary. Revised policies take effect when published on the Service or at another time separately indicated by the operator.

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school events, and public tournaments.

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