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  • bitdays.co.kr/2022/01/15/%ec%83%88%eb%a1%9c%ec%9a%b4-%eb%b3%b4%ea%b3%a0%ec%84%9c%ec%97%90-%eb%94%b0%eb%a5%b4%eb%a9%b4-%ec%9c%a0%eb%a6%ac-%ec%84%ac%ec%9c%a0-%ea%b0%95%ed%99%94-%ed%94%8c%eb%9d%bc%ec%8a%a4%ed%8b%b1-gfrp/ (port 80)