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  • bitdays.co.kr/2021/07/22/%ec%84%b8%ea%b3%84-%ec%97%90%ed%8b%b8%eb%a0%8c-%eb%b6%80%ed%8b%b8-%ec%95%84%ed%81%ac%eb%a6%b4-%eb%a0%88%ec%9d%b4%ed%8a%b8-%ea%b3%b5%ec%a4%91-%ed%95%a9%ec%b2%b4-eba-%ec%8b%9c%ec%9e%a5-%ed%8a%b8/ (port 80)