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  • bitdays.co.kr/2021/02/22/%eb%94%94%ec%a7%80%ed%84%b8-%eb%b3%80%ed%99%98-%ec%8b%9c%ec%9e%a5-%eb%b6%88%eb%a0%80%ea%b3%a0-%ea%b2%ac%ea%b3%a0%ed%95%98%ea%b2%8c-%ed%99%95%ec%9e%a5-%eb%b6%84%eb%a5%98-%ec%9d%91%ec%9a%a9-%ed%94%84/ (port 80)