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  • bitdays.co.kr/2021/03/01/%ea%b8%80%eb%a1%9c%eb%b2%8c-%eb%a6%ac%ec%84%9c%ec%b9%98-%eb%b3%b4%ea%b3%a0%ec%84%9c%ec%97%90-%ec%b2%99%ec%b6%94-%ed%8c%90%eb%a7%a4%ec%97%90-%eb%8c%80%ed%95%9c-%ec%88%98%ec%88%a0-%eb%a1%9c%eb%b4%87/ (port 80)