[root@tp-vms28 tls]# openssl x509 -noout -text -in private/ca.crt
Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            80:ff:42:ca:c0:79:5e:2a
    Signature Algorithm: sha1WithRSAEncryption
        Issuer: C=FR, ST=Essonne, L=Orsay, O=Polytech Paris-Sud, CN=vms28.dep-informatique.u-psud.fr/emailAddress=thierry.girard@u-psud.fr
        Validity
            Not Before: Dec 18 12:55:05 2017 GMT
            Not After : Dec 18 12:55:05 2018 GMT
        Subject: C=FR, ST=Essonne, L=Orsay, O=Polytech Paris-Sud, CN=vms28.dep-informatique.u-psud.fr/emailAddress=thierry.girard@u-psud.fr
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:9e:3b:c1:e3:64:c7:33:c3:6b:de:3e:05:e0:3d:
                    df:bb:b7:75:62:ce:12:f4:80:9d:84:85:ba:71:bf:
                    cd:88:96:02:42:39:25:5b:48:f3:d3:78:e4:10:ed:
                    01:5f:67:15:51:e9:9f:6a:dd:ea:ea:7a:d6:43:48:
                    d5:92:08:13:8a:18:e6:f4:5c:9e:a0:53:14:fc:5a:
                    c7:57:27:1c:4c:71:91:c8:ed:b5:d0:03:f0:9f:2a:
                    c0:0a:e9:ad:a5:30:52:4d:85:84:11:dc:5c:db:fa:
                    ae:94:ec:cc:bc:fb:84:c5:ce:d5:86:f1:6d:a0:35:
                    f7:b7:87:dc:74:b2:e2:7d:46:d7:bb:87:00:13:51:
                    8b:d2:92:ea:21:89:44:62:7b:68:13:eb:51:5a:be:
                    00:dd:fe:a3:59:33:a7:88:bb:ee:97:b8:32:cd:84:
                    ba:cc:07:a5:0a:50:7a:6c:68:bd:29:de:f0:67:ea:
                    57:21:a3:09:1f:42:1c:a0:6b:e7:b0:8f:b0:17:9c:
                    81:29:c5:bc:91:fb:2d:49:50:f7:82:1b:6c:33:c7:
                    fb:28:56:0d:7c:56:8f:f8:78:b9:b3:cc:49:34:5a:
                    25:75:68:e8:55:95:16:75:8e:d3:bb:55:73:06:c5:
                    9e:c0:84:77:33:23:82:56:c4:1e:fd:ad:5c:e8:53:
                    dc:fb
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Subject Key Identifier:
                B4:8C:98:74:02:57:6E:DA:0D:A3:DF:90:C5:A2:9E:4F:0E:1A:A7:BE
            X509v3 Authority Key Identifier:
                keyid:B4:8C:98:74:02:57:6E:DA:0D:A3:DF:90:C5:A2:9E:4F:0E:1A:A7:BE

            X509v3 Basic Constraints:
                CA:TRUE
    Signature Algorithm: sha1WithRSAEncryption
         4d:0b:f8:24:0e:95:1e:69:a0:63:c8:82:c5:49:b9:0a:5a:78:
         d1:6e:24:cc:c8:5b:08:76:0f:b5:22:d4:da:8d:7f:91:68:b3:
         b3:ec:f8:00:5d:f3:88:20:59:4c:3e:4d:5c:1b:3c:76:0c:36:
         82:f6:b5:c1:97:4d:c7:d7:51:a8:76:86:97:fc:e0:3f:d6:7f:
         19:1c:e5:9e:58:93:50:0d:5c:49:c2:2c:10:a9:41:99:a5:0c:
         26:b5:01:35:4c:27:fa:6c:eb:f2:59:aa:7a:50:2e:40:38:10:
         df:b1:e2:a7:ba:f4:b4:78:ba:a3:cc:56:6a:43:9e:2d:ff:c2:
         00:3e:90:68:4d:41:cc:80:f3:c4:ad:c5:ff:a8:5d:7a:35:2b:
         90:bf:96:29:16:5f:36:0c:64:ae:5d:08:b2:af:e1:d3:4f:ad:
         d7:8b:9a:0b:cb:ec:e0:91:38:94:52:6e:05:2b:d0:d5:05:ff:
         e8:7e:20:c7:21:98:95:09:2a:cb:5b:4e:3c:b8:71:48:94:ac:
         04:a6:c4:9d:e1:c5:61:e2:41:bc:35:91:c5:fd:c6:0f:e3:6e:
         68:8e:c2:0f:69:65:1e:1c:64:c2:6a:1c:31:03:01:bb:76:8a:
         19:0a:78:42:45:20:88:0f:dd:ce:7c:18:04:bc:ac:50:fc:bc:
         fb:8c:e9:cd