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  • bitdays.co.kr/2021/09/19/2021-%eb%85%84-%ec%83%88%eb%a1%9c%ec%9a%b4-%eb%b3%b4%ea%b3%a0%ec%84%9c%ec%9d%98-%ea%b8%80%eb%a1%9c%eb%b2%8c-%eb%94%94%ec%a7%80%ed%84%b8-%eb%93%9c%eb%a1%9c%ec%9e%89-%ed%83%9c%eb%b8%94%eb%a6%bf/ (port 80)