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  • bitdays.co.kr/2021/11/26/%ec%b5%9c%ea%b3%a0-%ea%b5%ad%ea%b0%80-%eb%8d%b0%ec%9d%b4%ed%84%b0-%ec%8b%a0%ea%b7%9c-%ec%a1%b0%ec%82%ac-%ec%84%b1%ec%9e%a5-2021-2025-%eb%85%84-%eb%a1%9c%ed%94%84%ec%9b%a8%ec%9d%b4-%ea%b4%80%ea%b4%91/ (port 80)