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  • bitdays.co.kr/2021/09/04/%ed%84%b0%ec%b9%98-%ec%8a%a4%ed%81%ac%eb%a6%b0-%ec%9d%b8%ed%8f%ac%ed%85%8c%ec%9d%b4%ec%85%98-%ec%8b%9c%ec%8a%a4%ed%85%9c-%ec%8b%9c%ec%9e%a5-%ea%b7%9c%eb%aa%a8-2021-2026%eb%85%84%ea%b9%8c%ec%a7%80/ (port 80)