[Upbit to Suspend KRW Account Registration and Cancellation Services on November 19] Due to system maintenance by the ARS authentication service provider, Upbit will suspend KRW account registration and cancellation services from 00:00 to 00:10 (UTC+8) on November 19, 2025, for approximately 10 minutes. During the maintenance period, registration and cancellation of KakaoBank real-name deposit and withdrawal accounts will be unavailable, while other services will remain unaffected. Services will automatically resume upon completion, with no further notice required.