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  • bitdays.co.kr/2022/09/24/it-%ea%b0%9c%eb%b0%9c-%ec%9a%b4%ec%98%81-%ec%9d%b8%ec%8b%9c%eb%8d%98%ed%8a%b8-%ea%b4%80%eb%a6%ac-%ec%86%8c%ed%94%84%ed%8a%b8%ec%9b%a8%ec%96%b4-%ec%8b%9c%ec%9e%a5-%ec%97%b0%ea%b5%ac-%ed%94%84%eb%a1%9c/ (port 80)