Certificate: Data: Version: 3 (0x2) Serial Number: 05:1e:a2:cb:4f:bb:38:c9:b0:86:1c:92:7b:5d:21:95:3e:be Signature Algorithm: sha256WithRSAEncryption Issuer: C = US, O = Let's Encrypt, CN = R12 Validity Not Before: Nov 12 19:09:08 2025 GMT Not After : Feb 10 19:09:07 2026 GMT Subject: CN = mp.fsi.fau.de Subject Public Key Info: Public Key Algorithm: rsaEncryption Public-Key: (2048 bit) Modulus: 00:b0:c1:ba:96:7f:00:20:6d:78:e9:c2:86:7e:50: 97:2a:3f:1d:ae:ff:41:d5:5e:24:bb:e8:20:79:73: 65:59:97:37:1b:06:20:61:bd:28:7f:0d:ef:5d:91: c3:ce:6a:c8:97:af:df:0c:00:73:0c:7d:9d:5b:b7: d4:c1:b0:be:66:d9:6c:d0:3b:6c:d0:c1:5e:8a:8f: c7:95:5f:5d:7c:c8:0d:56:b4:c6:66:d2:be:f3:42: 4e:23:20:55:12:3d:94:2f:74:fa:c4:2b:b5:1e:85: bc:ea:60:7c:7e:25:dd:4a:74:c4:9b:30:c3:eb:4d: 25:05:f1:04:9d:d2:a1:c0:b3:c7:e7:1c:15:c9:83: 49:4d:08:f9:1d:73:8e:7a:71:cd:ce:f6:c0:62:a2: 9d:3e:df:27:4d:0a:2c:4d:15:11:99:e2:4f:ff:e6: fb:ae:d2:bf:19:71:77:af:ab:db:aa:a3:1a:12:ad: a5:67:e3:a1:9d:0d:f4:87:e0:d4:ac:8a:3e:df:0d: c8:bf:81:26:22:e3:6e:88:2b:94:60:06:9a:6c:28: 7d:a1:2c:59:6a:a7:9d:e4:5a:e4:59:03:7e:09:62: 0e:3c:0a:ac:18:44:74:7f:c1:4a:29:6a:3e:7d:63: 55:22:13:da:2f:39:14:ad:65:78:92:fc:bd:02:08: d4:17 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: 6C:CF:19:FD:15:D4:86:40:89:37:4B:62:97:5F:EB:EA:4B:63:1F:0F 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/63.crl CT Precertificate SCTs: Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E: F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7 Timestamp : Nov 12 20:07:38.266 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:3C:C4:4B:96:A5:16:58:C9:FF:D8:CF:D7: 1A:05:7A:59:74:C3:07:1F:F9:69:4F:0C:35:05:35:CD: C4:80:88:66:02:21:00:E6:D8:A1:7B:8D:58:87:DC:E5: 1A:35:D2:24:00:96:08:30:A8:8A:9D:2D:BC:3E:1C:6C: FC:54:51:A0:58:54:27 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 49:9C:9B:69:DE:1D:7C:EC:FC:36:DE:CD:87:64:A6:B8: 5B:AF:0A:87:80:19:D1:55:52:FB:E9:EB:29:DD:F8:C3 Timestamp : Nov 12 20:07:38.248 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:2A:E5:3D:0F:9A:1A:25:AE:E0:E0:A7:07: 87:C9:2C:5D:D9:4D:53:3A:55:C4:87:9A:04:10:08:1B: FF:99:36:FF:02:21:00:FA:B6:DD:F0:BE:17:D1:3B:32: F5:62:1C:D0:F2:A7:85:0C:45:13:9A:1F:B7:AF:2F:B3: A9:FB:E7:24:3C:A2:00 Signature Algorithm: sha256WithRSAEncryption Signature Value: cd:e0:39:ec:7f:1e:df:f4:7f:7b:1f:e7:b6:b4:3d:33:20:d2: fc:20:8e:a6:01:cf:03:61:de:06:73:cc:4e:59:fb:c7:ba:a4: 05:26:4d:92:5a:e1:f0:d3:30:3a:76:a3:3f:b5:7b:47:37:99: bc:9e:6c:5c:1f:6b:12:39:d0:21:60:ca:9a:f2:9e:02:48:99: 24:ca:d2:16:a6:c4:1f:5b:a8:d4:f7:bd:e5:bb:75:35:da:fd: c6:d2:ab:f7:92:cb:c1:f8:b3:ee:55:f6:9b:59:7c:1f:d4:33: 10:7f:e2:9e:4c:83:30:32:a2:3a:db:c8:67:ab:7b:fb:40:fe: df:e7:d2:d6:8a:3c:13:18:38:e6:95:b8:8e:86:da:3d:9e:e5: 8d:71:ee:65:1a:53:33:a5:2d:f8:a4:7a:3f:d5:45:f9:73:f5: de:57:6a:4c:46:ca:1f:5c:0b:c6:ab:e5:02:4c:98:a8:ce:0a: 78:1e:a3:0c:69:b9:8e:44:30:08:fc:73:0d:58:f8:80:88:a4: 8c:0d:94:58:e4:e3:bb:73:c6:83:19:36:10:61:c3:4f:9e:57: 4d:ca:2a:90:2d:14:4d:85:72:ec:54:41:cb:13:01:f2:02:fe: f9:f1:c1:40:1a:d5:36:88:7e:52:49:90:d2:b0:e6:06:51:34: f5:1a:3f:ce