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  • bitdays.co.kr/2021/02/24/%eb%b0%98%ec%82%ac-%ec%a0%81%ec%b2%a0%ea%b4%91-%ed%8c%90%eb%a7%a4-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-%eb%b6%84%ed%95%a0-%ec%97%b0%ea%b5%ac-%eb%b6%84%ec%84%9d-%eb%8f%99%ed%96%a5-%ec%8b%9c/ (port 80)