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  • bitdays.co.kr/2021/09/19/2021-%eb%85%84-%ec%a0%84%eb%a0%a5-%ec%a0%84%ec%86%a1-%eb%b0%8f-%ec%9c%a0%ed%86%b5-%ec%9e%a5%eb%b9%84-%ea%b0%9c%ec%9d%98-%ec%8b%9c%ec%9e%a5-%ea%b7%9c%eb%aa%a8-%ec%8b%a0%ea%b7%9c%eb%b3%b4%ea%b3%a0/ (port 80)