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  • bitdays.co.kr/2021/09/16/%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%a0%84%ea%b8%b0-%ed%99%9c%ec%84%b1-%ea%b3%a0%eb%b6%84%ec%9e%90-%ec%8b%9c%ec%9e%a5-%ec%a0%84%eb%a7%9d-2021-%ea%b5%ad%ea%b0%80-%eb%b0%8f-%ec%84%b8%ea%b3%84-%ec%8b%9c/ (port 80)