Consent to Collection and Use of Personal Data (Summary) Collected items: Name (or nickname), email, country, organization (if applicable), and password. Unnecessary data such as date of birth will not be collected. Purpose: Registration, identity verification, service provision/management, notifications, etc. Retention: Deleted immediately upon withdrawal. Some information may be retained for a certain period as required by law. Modification/Deletion: Some information (profile, affiliation) can be directly modified after login. Key information (name, email, contact) requires additional verification such as email authentication. Personal data deletion (withdrawal) is processed immediately or securely after a legal retention period.