Certificate:
    Data:
        Version: 3 (0x02)
        Serial Number:
            30:82:06:53:30:82:05:3b:a0:03:02:01:02:02:10:0d:c9:5e:a1:bd
        Signature Algorithm: ecdsa-with-SHA256
        Issuer: C=CN,CN=OH
        Validity:
            Not Before: Jan 1 00:00:00 2025 GMT
            Not After : Jan 1 00:00:00 2035 GMT
        Subject: C=CN,CN=OH
        Subject Public Key Info:
            Public Key Algorithm: id-ecPublicKey
                Public-Key: (256 bit)
                Pub:
                    04:c0:9a:54:c7:3a:b1:53:38:87:f6:28:0a:70:2a:eb
                    70:2a:a1:e1:03:9d:85:54:cb:0f:a9:96:6d:27:24:2f
                    32:c0:2d:79:17:6b:58:9e:70:1a:04:a1:f6:67:03:27
                    25:1d:03:59:ec:0f:4d:e6:60:0f:8f:6a:c5:3c:15:94
                    a5
                ANS1 OID: prime256v1
        X509V3 extensions:
            BasicConstraints: critical
                CA:TRUE, pathlen:1
            KeyUsage: critical
                Digital Signature, Non Repudiation
            SubjectKeyIdentifier: critical
                11:22:33:44:55:66:77:88
            AuthorityKeyIdentifier: critical
                Keyid: 11:22:33:44:55:66:77:88
            ExtendedKeyUsage: critical
                ServerAuth
            SubjectAltName: critical
                Email:Wllill@163.com, DNS:test, URI:test, DirName:C=CN,CN=OH, IP Address:116.101.115.116
    Signature Algorithm: ecdsa-with-SHA256
    Signature Value:
        30:45:02:21:00:d3:c2:2e:88:e3:ca:bc:6c:a2:f3:ff
        8a:ca:dd:75:39:17:47:bd:db:33:22:f6:ce:f7:3f:dd
        ef:c1:58:3f:f1:02:20:1e:b8:bd:aa:b8:42:a9:49:d7
        3a:c1:3f:4e:b9:74:ae:fe:4a:11:67:75:d6:2f:71:5b
        75:db:42:5a:68:dc:75