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  • bitdays.co.kr/2021/07/23/%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-%ed%92%8d%eb%a0%a5-%ed%83%9c%ec%96%91%ea%b4%91-%eb%b3%b4%ec%99%84-%ea%b0%80%eb%a1%9c%eb%93%b1-%ec%8b%9c/ (port 80)