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  • bitdays.co.kr/2021/09/10/%eb%8b%a8%eb%a9%b4-%ed%9c%98%ec%96%b4-%eb%9f%ac-%ec%8b%9c%ec%9e%a5-2021-%ec%97%b0%ea%b5%ac%eb%8a%94-%eb%af%b8%eb%9e%98%ec%9d%98-%ec%84%b1%ec%9e%a5-%ec%a0%84%eb%a7%9d%ea%b3%bc-%ea%b2%bd%ec%9f%81/ (port 80)