---
# System prepended metadata

title: 'picoCTF: ReadMyCert'
tags: [picoCTF]

---

```shell
┌──(kali㉿kali)-[~/code]
└─$ openssl req -in readmycert.csr -noout -text
Certificate Request:
    Data:
        Version: 1 (0x0)
        Subject: CN = picoCTF{read_mycert_5aeb0d4f}, name = ctfPlayer
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:c0:a4:7f:5d:6b:99:5f:2b:82:a3:ef:0b:66:62:
                    3c:0e:96:fb:94:5f:39:3c:14:ea:ed:d6:a4:6b:cb:
                    03:ed:98:17:3a:1c:04:fb:ad:68:04:d3:c5:33:c1:
                    fa:e6:8d:d9:93:77:67:92:76:09:31:46:98:fc:c8:

...
(omit)
```
## REFs
- command in https://www.sslshopper.com/csr-decoder.html
- command explantion in https://www.openssl.org/docs/manmaster/man1/openssl-req.html
