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  • bitdays.co.kr/2021/09/07/%eb%b3%b4%eb%93%9c-%ea%b2%8c%ec%9e%84%ea%b3%bc-%ec%b9%b4%eb%93%9c-%ea%b2%8c%ec%9e%84-%ec%8b%9c%ec%9e%a5-2021-2025-%ec%84%a0%eb%8f%84-%ea%b5%ad%ea%b0%80-%eb%8d%b0%ec%9d%b4%ed%84%b0%ea%b0%80%ec%9e%88/ (port 80)