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  • bitdays.co.kr/2021/03/02/%ed%95%ad%ea%b3%b5%ea%b8%b0-%ec%8b%9c%eb%ae%ac%eb%a0%88%ec%9d%b4%ed%84%b0-%ed%8c%90%eb%a7%a4-%ec%8b%9c%ec%9e%a5-%ec%88%98%ec%9a%94-%ec%a6%9d%ea%b0%80-%eb%af%b8%eb%9e%98-%eb%b2%94%ec%9c%84/ (port 80)