Do you know why subject of this certificate is null?
$ openssl x509 -noout -subject -in cert.pem
subject=
$ openssl x509 -noout -text -in cert.pem
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
04:02:a5:69:6d:87:66:cc:86:64:bd:55:aa:93:8a:ca:06:59
Signature Algorithm: sha256WithRSAEncryption
Issuer: C=US, O=Let's Encrypt, CN=R3
Validity
Not Before: Apr 6 06:01:51 2024 GMT
Not After : Jul 5 06:01:50 2024 GMT
Subject:
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:a9:a7:13:39:a5:1a:33:16:e5:87:87:b9:be:01:
b5:39:f2:87:50:9b:7e:a8:4b:84:80:fd:e3:da:8a:
e0:4b:75:b5:6b:8c:be:4f:70:25:e2:f5:57:9b:db:
ad:26:6f:78:88:09:d3:0e:9b:20:6a:fd:06:38:e1:
69:57:d9:a0:1c:f0:ce:ec:b0:1f:ff:f3:9c:eb:74:
42:f4:87:3f:de:60:59:70:c8:cc:aa:86:f9:cb:76:
34:ab:51:da:ec:12:ef:e6:ec:d6:f8:25:1f:8f:6f:
45:5c:9f:32:49:8a:c9:de:15:fc:36:a3:ad:75:8e:
84:ec:83:d8:4c:43:e0:99:e1:bb:c0:65:d6:35:da:
bc:71:a2:34:a1:5e:56:42:5f:44:12:ee:1b:46:d9:
d8:ee:8e:70:54:63:85:32:29:81:90:29:4d:72:cb:
84:3d:74:1a:22:32:ff:e6:84:55:f6:77:43:39:55:
0f:06:03:3d:24:3d:a7:7f:67:07:e0:18:38:83:18:
8f:ff:ae:df:ec:71:0e:e6:0d:18:cc:58:a7:da:37:
79:36:09:4e:9c:1f:6f:fb:22:ed:da:80:39:c5:98:
e4:5e:b3:f9:3d:b9:e1:5a:db:b0:02:8b:2e:4d:9c:
0d:2e:de:ed:2a:6a:e7:b5:39:46:1b:80:41:b1:54:
b7:37
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:
14:0B:87:64:4B:87:33:09:FC:16:6A:06:7C:40:84:00:C7:2B:47:51
X509v3 Authority Key Identifier:
keyid:14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
Authority Information Access:
OCSP - URI:http://r3.o.lencr.org
CA Issuers - URI:http://r3.i.lencr.org/
X509v3 Subject Alternative Name: critical
DNS:do-you-know-why-subject-of-this-certificate-is-null.tcpreplay.net
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1(0)
Log ID : 3F:17:4B:4F:D7:22:47:58:94:1D:65:1C:84:BE:0D:12:
ED:90:37:7F:1F:85:6A:EB:C1:BF:28:85:EC:F8:64:6E
Timestamp : Apr 6 07:01:51.959 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:50:4D:51:E1:C1:E2:97:D8:D4:D3:F6:AB:
0D:88:2D:68:2A:75:C9:F2:AC:A9:A5:9D:E3:C0:1F:DA:
0E:F6:3D:F0:02:21:00:AA:43:D1:5B:06:A4:ED:3B:22:
15:A2:14:83:61:28:37:A4:DB:5B:EB:C9:26:48:A0:B6:
13:17:23:B7:57:C8:EE
Signed Certificate Timestamp:
Version : v1(0)
Log ID : EE:CD:D0:64:D5:DB:1A:CE:C5:5C:B7:9D:B4:CD:13:A2:
32:87:46:7C:BC:EC:DE:C3:51:48:59:46:71:1F:B5:9B
Timestamp : Apr 6 07:01:51.957 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:79:3B:B3:D2:78:C0:E9:B4:82:AB:C2:45:
CB:8C:64:A3:80:33:BF:29:01:0F:B4:50:84:F5:2D:46:
1A:41:71:B8:02:21:00:C3:AB:5E:63:17:EB:49:6B:D9:
AF:58:2D:8C:61:2B:4B:CC:DC:25:B7:43:DC:70:ED:25:
59:8F:58:29:F2:3B:27
Signature Algorithm: sha256WithRSAEncryption
59:65:03:12:c3:88:12:b6:de:9e:ea:08:82:6a:e4:5b:73:f0:
3e:fb:e2:23:28:97:0a:f3:48:46:53:11:52:ff:1e:cd:25:1c:
00:ac:f0:90:46:9c:f3:0a:fb:bd:f2:f8:15:a2:1c:55:f8:7b:
d8:b5:ac:50:37:48:1d:3e:e5:f1:2d:26:ab:46:c3:9d:8a:71:
45:e4:d1:da:5a:34:3d:5b:97:80:26:a6:df:c0:ac:5e:73:9f:
c8:98:82:7f:ec:8b:54:81:e7:e8:d1:fc:6c:1f:10:fc:c0:32:
47:27:ef:12:d0:6e:ca:83:91:ee:1a:50:03:de:11:42:02:c2:
05:a2:4d:a5:48:44:f1:e6:e5:3d:2e:b2:07:0a:c8:e6:c6:01:
fd:2a:03:1c:6b:2d:c2:42:12:1a:d2:21:db:32:35:74:33:98:
a2:c7:9a:7d:e7:36:d2:c1:38:c4:5d:13:3a:45:c5:80:d5:a7:
06:83:2b:0d:66:66:2e:cf:10:9b:7b:00:f4:1b:32:0c:1a:bd:
44:31:cd:21:e1:d6:26:1b:a2:06:01:e1:2e:39:f4:26:fe:c7:
62:29:f9:86:9e:bc:8f:2c:61:d5:5d:88:d4:38:81:1f:14:4d:
00:57:67:92:8c:4c:d0:74:6d:76:cb:91:1f:96:ff:98:74:36:
8c:5b:60:98
$ cat cert.pem
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
$ cat chain.pem
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----