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  • bitdays.co.kr/2021/09/15/%ea%b8%80%eb%a1%9c%eb%b2%8c-%ed%95%b8%eb%93%9c-%ed%97%ac%eb%93%9c-%ea%b2%8c%ec%9e%84-%ed%94%8c%eb%a0%88%ec%9d%b4%ec%96%b4-%ec%8b%9c%ec%9e%a5-%eb%b6%84%ec%84%9d-%ec%84%b1%ec%9e%a5-%ea%b7%9c%eb%aa%a8/ (port 80)