Issuer
Organization:Let's Encrypt
CommonName:R3
Subject
Organization:
CommonName:ctf.summeroflearning.co.uk
Version: v3
Serial Number: 382720769505253880092382059363901494718960
Signature Algorithm: SHA256-RSA
Issuer:
Country: US
Organization: Let's Encrypt
CommonName: R3
Validity:
Not Before: 2024-05-03 14:27 UTC
Not After : 2024-08-01 14:27 UTC
Subject:
CommonName: ctf.summeroflearning.co.uk
Subject Public Key Info:
Public Key Algorithm: ECDSA
Public Key:
4F:52:D6:76:0E:E3:2F:BD:F8:17:C4:87:27:98:0D:3D:
7B:8D:55:9E:33:46:DE:A4:AD:F9:AA:2E:D6:09:64:E1:
B7:0B:EA:B2:FF:0F:D9:CE:62:49:BF:86:56:BE:06:2F:
13:39:6A:0D:AF:57:E4:BC:31:FF:0C:C3:B5:79:C8:71
Authority Key Identifier:
14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
Subject Key Identifier:
FD:D8:20:33:25:C8:E4:A8:27:CA:58:34:9D:95:66:41:11:53:14:4B
Basic Constraints:
CA : false
Path Length Constraint: UNLIMITED
OCSP Server:
http://r3.o.lencr.org
Issuing Certificate URL:
http://r3.i.lencr.org/
Key Usage:
Digital Signature
Extended Key Usage:
Server Auth
Client Auth
DNS Names:
ctf.summeroflearning.co.uk
Certificate Signature Algorithm: SHA256-RSA
Certificate Signature:
BA:A4:6E:84:0B:ED:B0:CE:3F:71:6A:1A:26:68:1C:3D:
97:6E:C3:AD:8A:37:D8:DD:70:10:F7:3D:26:68:6C:86:
A4:46:B9:86:32:1C:FB:07:67:AC:F5:78:6C:08:27:A4:
4A:E7:9D:B9:55:5B:6D:FB:37:F8:E7:9C:00:F7:02:1C:
EC:B4:CB:B6:AD:09:6D:95:EE:41:E5:00:44:30:12:52:
DE:92:B9:22:1A:CA:BC:ED:F6:70:6F:DB:D2:5B:87:3B:
3E:93:EB:23:D0:18:C0:E6:44:7B:53:DD:43:90:DA:33:
76:61:32:45:CC:B1:F1:20:1D:91:05:E0:26:93:7D:64:
60:8F:22:65:7D:2E:ED:19:31:99:56:F3:FC:15:77:21:
1D:4A:AF:4B:38:DF:AF:EF:E6:D9:7D:32:74:FF:AA:6F:
18:AB:6D:6B:18:38:BF:86:D5:16:F0:07:3F:EC:96:02:
02:E5:BD:F2:D6:DA:F1:F8:A5:79:82:26:6C:34:35:F3:
93:62:E8:B8:25:8A:91:40:1C:DC:40:55:E5:3D:91:EC:
0C:EF:80:E0:FC:A6:1B:86:6B:3B:1F:56:90:C6:E8:C8:
EF:DF:CB:22:44:6F:86:17:E4:13:8E:28:F5:55:86:38:
22:D6:ED:A1:05:F7:6D:00:EE:54:14:84:D2:63:C4:7C