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  • bitdays.co.kr/2021/02/27/%ea%b5%ad%eb%82%b4-%eb%b0%8f-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%8b%9c%ec%9e%a5%ec%9d%98-%ec%98%81%ed%96%a5%ec%9c%bc%eb%a1%9c-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ea%b0%9c%ec%9d%b8-id-%ea%b4%80%eb%a6%ac-%ec%8b%9c/ (port 80)