nginx is the main web server for Security Onion.
You can modify nginx configuration by going to :ref:`administration` --> Configuration --> nginx.
If you'd like to replace the default certificate with your own cert, then you can do so as shown below.
Warning
Please be very careful when modifying advanced settings like this!
- At the top of the page, click the
Optionsmenu and then enable theShow advanced settingsoption. - On the left side, go to
nginx, expandssl, and then select theReplace Default Certsetting. - On the right side, change the setting to
trueand then click the checkmark to save the value. - On the left side, select the
SSL/TLS Cert Filesetting. - On the right side, paste your new cert file and then click the checkmark to save it.
- On the left side, select the
SSL/TLS Key Filesetting. - On the right side, paste your new key file and then click the checkmark to save it.
Note
For more information about nginx, please see https://nginx.org/.