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  • bitdays.co.kr/2021/09/03/%ec%b9%98%ea%b3%bc-%eb%bc%88-%ec%9d%b4%ec%8b%9d%eb%90%98%eb%8a%94-%eb%8c%80%ec%b2%b4%ed%92%88-%eb%b0%8f-%ea%b8%b0%ed%83%80-%ec%83%9d%ec%b2%b4-%ec%a0%81%ed%95%a9-%eb%ac%bc%ec%a7%88-%ec%8b%9c%ec%9e%a5/ (port 80)