All actions and events occurring in the application are logged with details inside the so called Audit Log. The administrator can look into it and search inside on the following screen:
...
At the top of the screen, there is a dropdown filter that allows displaying only certain records based on selected criteria.
Between the filter and the list of audit logs, the following controls are present:
A circular arrow for refreshing the list and loading current records.
A "↓ CSV" button for downloading the list of audit logs in CSV format.
A "Display event type" toggle, which allows showing/hiding the column with the event type.
For each record detailed information can be displayed by double clicking anywhere on the row or clicking on the i icon. The following panel is then shown:
...
It is possible to send the copy of all these logs saved inside the Audit Log to a syslog server, see Settings - Configuration - Logging.
The list of all existing types of audit log records is available here.