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  • bitdays.co.kr/2021/09/16/%25EA%25B8%2580%25EB%25A1%259C%25EB%25B2%258C-%25ED%259C%25B4%25EB%258C%2580%25EC%259A%25A9-%25EB%25AC%25BC%25EC%2584%25B8%25EC%25A0%2595%25EA%25B8%25B0-%25EC%258B%259C%25EC%259E%25A5-%25EB%25B6%2584%25EC%2584%259D-%25EC%2584%25B1%25EC%259E%25A5-%25EA%25B7%259C%25EB%25AA%25A8-%25EC%2588%2598%25EC%259A%2594-%25EB%25B0%258F/ (port 80)