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  • bitdays.co.kr/2021/12/06/%ec%9c%a0%eb%a6%ac-%ea%b0%95%ed%99%94-%ed%94%8c%eb%9d%bc%ec%8a%a4%ed%8b%b1-%ec%8b%9c%ec%9e%a5-%ea%b7%9c%eb%aa%a8-%ec%a1%b0%ec%82%ac-2021-2025-%eb%85%84-%ec%b5%9c%ea%b3%a0-%ea%b5%ad%ea%b0%80-%eb%8d%b0/ (port 80)