# Certificats



```bash
$ echo | openssl s_client -servername maboiteverte.fr -connect maboiteverte.fr:443 2>/dev/null | openssl x509 -noout -issuer -subject -dates

issuer=C = US, O = DigiCert Inc, OU = www.digicert.com, CN = Encryption Everywhere DV TLS CA - G2
subject=CN = *.maboiteverte.fr
notBefore=Jan  8 00:00:00 2024 GMT
notAfter=Jan 27 23:59:59 2025 GMT

```



```bash
$ echo | openssl s_client -servername maboiteverte.fr -connect maboiteverte.fr:443 2>/dev/null | openssl x509 -in /dev/stdin -noout -text
Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            06:68:76:d3:54:78:cf:e2:f8:d8:e0:16:89:c1:22:f7
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C = US, O = DigiCert Inc, OU = www.digicert.com, CN = Encryption Everywhere DV TLS CA - G2
        Validity
            Not Before: Jan  8 00:00:00 2024 GMT
            Not After : Jan 27 23:59:59 2025 GMT
        Subject: CN = *.maboiteverte.fr
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
```