Certificate: Data: Version: 3 (0x2) Serial Number: 05:7d:f6:5d:52:0d:b1:f4:9c:b3:be:73:93:f7:2b:c9:86:d8 Signature Algorithm: sha256WithRSAEncryption Issuer: C = US, O = Let's Encrypt, CN = R12 Validity Not Before: Sep 13 10:01:46 2025 GMT Not After : Dec 12 10:01:45 2025 GMT Subject: CN = mp.fsi.fau.de Subject Public Key Info: Public Key Algorithm: rsaEncryption Public-Key: (2048 bit) Modulus: 00:da:31:be:97:34:35:80:aa:56:21:81:2a:f9:2d: d8:4a:bd:ae:42:11:4f:70:62:9e:4b:5a:2e:25:c5: 49:51:ca:83:54:8e:c6:d9:7e:e3:df:99:c0:65:54: f1:24:a0:10:3c:e8:59:88:44:51:49:84:2c:9d:e0: 3d:c7:79:e4:cb:be:21:cd:65:32:c5:22:fc:6a:4d: d3:7d:0d:c1:26:55:bf:78:6b:63:0c:52:a1:e3:01: d5:cb:e1:a2:11:b2:88:a0:42:12:6a:e0:c0:a6:48: 06:e5:74:f7:98:0d:0c:c0:76:15:0c:6e:f1:b8:ee: ad:25:c8:4b:e6:fe:2d:e6:fa:72:94:56:44:27:49: 16:a6:c4:61:53:96:83:ea:3e:24:07:40:66:d6:9b: 5d:bb:fa:df:5c:14:a5:2d:60:c9:b6:ec:5c:0a:3c: 52:13:c7:5c:68:e7:ac:19:23:fd:4c:af:eb:da:13: b3:df:93:f8:f7:50:1b:62:f8:39:a1:e9:c2:bb:45: 82:73:e1:d4:f6:73:f1:cf:8f:a3:53:3c:b3:41:48: bd:93:32:65:32:ad:c5:37:69:20:ca:28:0c:51:07: 7c:97:84:14:10:4c:9d:89:95:8b:3a:fe:9c:90:ea: 02:1f:f7:93:b6:19:17:62:d9:d9:1e:37:da:14:23: bf:8d Exponent: 65537 (0x10001) X509v3 extensions: X509v3 Key Usage: critical Digital Signature, Key Encipherment X509v3 Extended Key Usage: TLS Web Server Authentication, TLS Web Client Authentication X509v3 Basic Constraints: critical CA:FALSE X509v3 Subject Key Identifier: B2:A3:B0:E8:41:7F:FE:01:F2:AE:6E:69:13:03:BF:E3:C2:10:98:72 X509v3 Authority Key Identifier: 00:B5:29:F2:2D:8E:6F:31:E8:9B:4C:AD:78:3E:FA:DC:E9:0C:D1:D2 Authority Information Access: CA Issuers - URI:http://r12.i.lencr.org/ X509v3 Subject Alternative Name: DNS:fachschaft.mathe.nat.fau.de, DNS:fachschaft.physik.uni-erlangen.de, DNS:mathe-physik.fsi.fau.de, DNS:mathe.fsi.fau.de, DNS:mp.fsi.fau.de, DNS:mp.fsi.uni-erlangen.de X509v3 Certificate Policies: Policy: 2.23.140.1.2.1 X509v3 CRL Distribution Points: Full Name: URI:http://r12.c.lencr.org/89.crl CT Precertificate SCTs: Signed Certificate Timestamp: Version : v1 (0x0) Log ID : ED:3C:4B:D6:E8:06:C2:A4:A2:00:57:DB:CB:24:E2:38: 01:DF:51:2F:ED:C4:86:C5:70:0F:20:DD:B7:3E:3F:E0 Timestamp : Sep 13 11:00:16.867 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:F1:FB:A3:F7:5C:56:07:91:04:B4:89: 83:4E:9E:6C:42:E8:22:DE:C4:F0:91:03:AF:E1:F0:67: FC:E5:9F:17:B8:02:21:00:CF:74:EF:31:C8:F7:3A:48: 04:01:73:DA:F2:23:67:85:29:FC:73:1C:91:D6:59:6D: 49:F4:4A:8B:7D:D2:E1:0C Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C: 22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0 Timestamp : Sep 13 11:00:16.971 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:4B:51:43:9F:C6:25:A1:43:66:6B:C4:A6: 67:04:EF:FA:DD:F4:39:0D:CD:D6:DC:F5:63:99:66:9C: 7E:91:EA:BA:02:21:00:8E:24:0D:C4:12:72:82:4E:A3: FB:D0:CE:A9:91:55:B3:3E:2C:9B:8F:20:E4:99:C9:8A: 25:D2:8F:28:77:01:E9 Signature Algorithm: sha256WithRSAEncryption Signature Value: c4:93:52:3d:7e:4b:5d:0a:3e:24:00:d2:9b:ab:dd:62:58:4f: 76:85:fb:bb:39:47:db:0a:41:11:97:85:4e:3c:c5:f9:9b:19: d7:a5:94:dd:b5:73:06:f0:aa:a5:ee:2b:b0:f8:89:13:bb:9e: 4c:95:56:af:e1:a6:01:fd:43:c1:36:fd:ac:16:32:d4:7b:1e: 58:ae:4f:e1:34:2f:52:ce:83:cd:69:d3:9e:0b:91:70:82:7a: 65:56:fb:bb:54:da:64:da:c0:34:8b:ed:53:f6:1c:c8:70:43: 96:25:be:cd:b0:3f:2e:42:83:12:cf:38:c7:2c:eb:90:45:a8: 12:dc:25:9c:d9:7b:a2:d3:13:82:73:61:d7:03:0e:bd:02:a0: cb:62:c7:06:35:9e:02:a8:93:74:5c:7d:bc:9d:98:f7:dd:e9: a9:71:ef:11:02:39:3d:36:b3:0f:fe:50:cb:59:d4:97:f7:cf: 4e:5d:19:33:ec:23:d9:a0:9f:d5:6e:cd:3e:e8:4a:db:5c:da: 11:9f:75:a7:67:99:b2:27:83:94:51:ed:f8:bf:6d:8c:5f:0b: 30:c1:90:7a:c7:b9:1f:a8:a4:52:61:4b:2a:7f:c1:da:52:07: a0:88:8d:15:b5:8c:6f:13:e0:70:0c:79:f8:ec:46:91:79:4e: 1a:7a:58:d7