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  • bitdays.co.kr/2021/09/28/%ec%8a%a4%eb%a7%88%ed%8a%b8-%ec%a7%80%eb%8a%a5%ed%98%95-%ec%84%bc%ec%84%9c-%ec%8b%9c%ec%9e%a5-%ea%b0%9c%ec%9a%94-%eb%b9%84%ec%9a%a9-%ea%b5%ac%ec%a1%b0-%eb%b6%84%ec%84%9d-%ec%84%b1%ec%9e%a5/ (port 80)