BTC on Upbit fell 30% in a short period of time, and XRP fell 60% in a short period of time. According to on-chain monitoring, affected by the news of the emergency martial law announced by South Korea late at night, the South Korean currency circle collectively plunged. Upbit's BTC directly fell 30% to as low as $66,500. XRP was even more exaggerated, with a pin falling 60%, from $2.9 to $1.16. Even the Korean exchange was interrupted due to increased traffic. The crypto exchange Upbit issued an announcement stating that at present, the Upbit application (Android, iOS) and Open API services are delayed due to a temporary increase in traffic.