Certificate:

    Data:

        Version: 3 (0x2)

        Serial Number:

            05:07:a0:15:0c:9d:63:15:66:6f:cf:23:e0:89:8f:37:26:2c

        Signature Algorithm: ecdsa-with-SHA384

        Issuer: C = US, O = Let's Encrypt, CN = E6

        Validity

            Not Before: May 21 07:37:33 2025 GMT

            Not After : Aug 19 07:37:32 2025 GMT

        Subject: CN = kopress.kr

        Subject Public Key Info:

            Public Key Algorithm: id-ecPublicKey

                Public-Key: (256 bit)

                pub:

                    04:0b:40:f7:9f:ec:f7:14:4b:4b:cd:70:d9:67:58:

                    02:d3:38:f5:8c:26:53:ed:ef:5a:c0:ac:e7:0a:ce:

                    6b:97:fc:be:1f:9d:bb:c1:74:d6:16:60:cd:66:f2:

                    14:10:96:8d:f6:57:4f:82:2a:6d:4b:16:d8:5a:5c:

                    d6:63:89:7e:69

                ASN1 OID: prime256v1

                NIST CURVE: P-256

        X509v3 extensions:

            X509v3 Key Usage: critical

                Digital Signature

            X509v3 Extended Key Usage:

                TLS Web Server Authentication, TLS Web Client Authentication

            X509v3 Basic Constraints: critical

                CA:FALSE

            X509v3 Subject Key Identifier:

                55:5C:29:4E:82:B5:75:CC:AB:CF:73:EE:1F:B2:BA:D5:44:40:45:E7

            X509v3 Authority Key Identifier:

                93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2

            Authority Information Access:

                CA Issuers - URI:http://e6.i.lencr.org/

            X509v3 Subject Alternative Name:

                DNS:kopress.kr, DNS:new.kopress.kr, DNS:study.kopress.kr, DNS:www.kopress.kr

            X509v3 Certificate Policies:

                Policy: 2.23.140.1.2.1

            X509v3 CRL Distribution Points:

                Full Name:

                  URI:http://e6.c.lencr.org/45.crl

            CT Precertificate SCTs:

                Signed Certificate Timestamp:

                    Version   : v1 (0x0)

                    Log ID    : 0D:E1:F2:30:2B:D3:0D:C1:40:62:12:09:EA:55:2E:FC:

                                47:74:7C:B1:D7:E9:30:EF:0E:42:1E:B4:7E:4E:AA:34

                    Timestamp : May 21 08:36:03.257 2025 GMT

                    Extensions: none

                    Signature : ecdsa-with-SHA256

                                30:46:02:21:00:EF:EE:1F:E3:04:F5:51:79:C6:0A:36:

                                2E:43:62:BB:DF:F6:AF:F7:F5:96:D6:DB:0D:60:35:5B:

                                A1:69:79:FA:15:02:21:00:BF:29:9C:F3:CF:97:E4:42:

                                CB:B2:0A:BF:4F:41:76:BF:8A:68:A1:79:4C:7D:A3:BC:

                                81:20:4D:99:70:9D:52:D2

                Signed Certificate Timestamp:

                    Version   : v1 (0x0)

                    Log ID    : 12:F1:4E:34:BD:53:72:4C:84:06:19:C3:8F:3F:7A:13:

                                F8:E7:B5:62:87:88:9C:6D:30:05:84:EB:E5:86:26:3A

                    Timestamp : May 21 08:36:05.250 2025 GMT

                    Extensions: none

                    Signature : ecdsa-with-SHA256

                                30:44:02:20:6A:AD:A3:01:72:E5:2F:FC:F7:0B:08:04:

                                40:1D:05:F2:65:63:2C:34:26:50:B3:BD:26:99:9E:92:

                                4F:09:A7:F1:02:20:58:55:2A:D2:6D:D9:67:14:1E:C8:

                                D4:92:37:1A:D8:7A:95:6B:E9:E7:3E:1D:05:0A:3A:E6:

                                74:6C:61:71:9E:40

    Signature Algorithm: ecdsa-with-SHA384

    Signature Value:

        30:65:02:31:00:ce:00:75:e9:8d:5d:38:f9:5b:7b:71:d4:e2:

        4c:6d:42:9b:19:24:50:07:4c:8d:a8:44:11:7a:85:e3:05:c3:

        55:fc:66:aa:fc:ac:9a:a3:06:c0:07:00:ec:b6:2d:cc:85:02:

        30:0e:29:fc:23:cf:90:68:b9:d2:a9:4b:55:ce:11:48:06:d2:

        c7:b6:25:5b:19:1c:66:bb:53:04:00:b5:cb:e0:5f:db:29:0e:

        05:31:3e:55:84:b6:05:2f:f2:d2:25:f4:8b

-----BEGIN CERTIFICATE-----

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qUtVzhFIBtLHtiVbGRxmu1MEALXL4F/bKQ4FMT5VhLYFL/LSJfSL

-----END CERTIFICATE-----