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  • bitdays.co.kr/2022/01/17/%ec%83%88%eb%a1%9c%ec%9a%b4-%eb%b3%b4%ea%b3%a0%ec%84%9c%ec%97%90-%eb%94%b0%eb%a5%b4%eb%a9%b4-%ed%95%a9%ec%84%b1-%ed%8c%90%ec%a7%80-%ed%8a%9c%eb%b8%8c-%ed%8f%ac%ec%9e%a5-%ec%8b%9c%ec%9e%a5%ec%9d%80/ (port 80)