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  • bitdays.co.kr/2021/07/22/%ea%b8%80%eb%a1%9c%eb%b2%8c-%ed%8f%90-%ec%8b%9c%eb%b2%94-%eb%aa%a8%eb%8d%b8-%ed%8c%90%eb%a7%a4-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-%eb%b6%84%ec%84%9d-%ec%84%b8%ea%b7%b8%eb%a8%bc%ed%8a%b8/ (port 80)