To enhance cryptography, you must use the Diffie-Hellman parameter file with a length of at least 4096 bits. Let’s create a file like this: Will be added to the Nginx config file: You can use the following service to check: ssllabs.com
The script receives the value, after how many days the certificate expires and sends the values to "Zabbix" via "zabbix-sender". Script content: You need to make sure that the required domain is set as the FQDN of the host. Or receive it in another way, for example, if you have more than one domain … Continue reading "SSL – Certificate Validity check"