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  • bitdays.co.kr/2021/02/23/%eb%b0%98%ec%82%ac-%ec%9c%a0%eb%a6%ac-%ec%8b%9c%ec%9e%a5-2021-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ed%81%ac%ea%b8%b0-%ec%84%b1%ec%9e%a5-%ec%9d%b8%ec%82%ac%ec%9d%b4%ed%8a%b8-%ea%b3%b5%ec%9c%a0-%eb%8f%99/ (port 80)