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  • bitdays.co.kr/2021/05/23/htcc-%ec%84%b8%eb%9d%bc%eb%af%b9-%ea%b8%b0%ed%8c%90-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-%eb%b6%84%ec%84%9d-%ec%b5%9c%ea%b3%a0-%ea%b5%ad%ea%b0%80-%ec%8b%ac%ec%b8%b5-%ec%97%b0%ea%b5%ac-%eb%8f%99/ (port 80)