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  • bitdays.co.kr/2021/03/05/esd-%ec%84%9c%ec%a7%80-%ec%96%b5-%ec%a0%9c%ea%b8%b0-%ec%8b%9c%ec%9e%a5-2021-%eb%8f%99%ed%96%a5-%ed%81%ac%ea%b8%b0-%ec%84%b1%ec%9e%a5-%ec%9d%b8%ec%82%ac%ec%9d%b4%ed%8a%b8-%ea%b3%b5%ec%9c%a0/ (port 80)