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  • bitdays.co.kr/2021/02/16/%ea%b8%80%eb%a1%9c%eb%b2%8c-%eb%a6%ac%ec%84%9c%ec%b9%98-%eb%b3%b4%ea%b3%a0%ec%84%9c%ec%97%90-%eb%8c%80%eb%9f%89-%ec%9d%b4%eb%a9%94%ec%9d%bc-%ed%99%95%ec%9d%b8-%eb%b0%8f-%ea%b2%80%ec%a6%9d-%ec%84%9c/ (port 80)