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  • bitdays.co.kr/2021/09/15/%ea%b8%b0%ea%b3%84-%eb%8f%84%ea%b5%ac-%ec%8b%9c%ec%9e%a5-2021-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%a0%90%ec%9c%a0%ec%9c%a8-%ed%81%ac%ea%b8%b0-%ec%a7%80%ec%97%ad-%eb%8f%99%ed%96%a5-%eb%af%b8%eb%9e%98-2/ (port 80)