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  • bitdays.co.kr/2021/09/15/%ea%b8%80%eb%a1%9c%eb%b2%8c-%eb%9f%b0-%ed%94%8c%eb%9e%ab-%ed%83%80%ec%9d%b4%ec%96%b4-%ec%8b%9c%ec%9e%a5-%ea%b7%9c%eb%aa%a8-2021-%eb%85%84-%ec%b5%9c%ea%b3%a0-%ea%b5%ad%ea%b0%80-%ea%b5%ad%eb%82%b4/ (port 80)