1. Purpose of Personal Information Processing

ChallBit (hereinafter referred to as "Service") processes personal information for the following purposes:

• Membership registration and management
• Service provision and contract fulfillment
• Customer support and complaint handling

2. Personal Information Collected

The personal information we collect includes the following:

• Required information: Email address and password account information (for account identification and service usage)

3. Retention and Usage Period of Personal Information

Personal information is retained until membership withdrawal. However, the following information is preserved for the specified period for the reasons stated below:

• Payment and refund records: 5 years

4. Provision of Personal Information to Third Parties

The service does not provide users' personal information to third parties without consent. However, exceptions apply in the following cases:

• When required by law or when a request is made by an investigative agency following legal procedures and methods

5. Delegation of Personal Information Processing

• Firebase (Firestore): Data storage and management

6. User Rights

Users have the following rights:

• Request to access personal information
• Request to delete personal information