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  • bitdays.co.kr/2021/09/13/%ea%b8%80%eb%a1%9c%eb%b2%8c-%eb%b3%80%ec%a1%b0-%eb%b0%a9%ec%a7%80-%eb%9d%bc%eb%b2%a8-%ec%8b%9c%ec%9e%a5-%eb%b6%84%ec%84%9d-%ec%84%b1%ec%9e%a5-%ea%b7%9c%eb%aa%a8-%ec%88%98%ec%9a%94-%eb%b0%8f/ (port 80)