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  • bitdays.co.kr/2021/07/25/%ec%9e%90%eb%8f%99%ec%b0%a8-%ec%a2%8c%ec%84%9d-%eb%a8%b8%eb%a6%ac-%eb%b0%9b%ec%b9%a8-%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/ (port 80)