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  • bitdays.co.kr/2021/03/02/%ec%97%90%ec%96%b4-%eb%b2%a0%eb%93%9c-%eb%a7%a4%ed%8a%b8%eb%a6%ac%ec%8a%a4-%ec%8b%9c%ec%9e%a5-2021-%eb%8f%99%ed%96%a5-%ec%a4%91%ec%9a%94%ed%95%9c-%ec%84%a0%ec%88%98-%eb%b0%80%eb%8f%84-%ec%a1%b0/ (port 80)