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  • bitdays.co.kr/2021/03/07/%eb%94%94%ec%a7%80%ed%84%b8-%ec%98%a4%eb%94%94%ec%98%a4-%ec%95%b0%ed%94%84-%ec%8b%9c%ec%9e%a5-%ec%8b%a0%ed%9d%a5-%eb%8f%99%ed%96%a5-%ec%9d%91%ec%9a%a9-%ed%94%84%eb%a1%9c%ea%b7%b8%eb%9e%a8-%eb%b2%94/ (port 80)