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  • bitdays.co.kr/2021/05/08/%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%86%8c%eb%8b%a4-%eb%b6%84%ec%88%98-%eb%94%94%ec%8a%a4%ed%8e%9c%ec%84%9c-%ea%b8%b0%ea%b3%84-%ec%8b%9c%ec%9e%a5-%ec%a0%84%eb%a7%9d-2021-%eb%85%84-%ec%82%b0%ec%97%85/ (port 80)