The DLP settings dialog allows to change the settings for DLP (Data Loss Protection) engine. The engine searches for any text content inside of files and in this text content searches for listed expressions.
The following can be set:
Maximum file size limit
...
If this is enabled and some file matches the DLP filter, the file is still considered “clean” (like if the check found no problem) and is only flagged. If some e-mail address is set for DLP notifications (see Settings - Configuration - Notifications), a notification is sent to the specified e-mail (the notification is always sent regardless of this setting).
...
List of regular expressions, for which to look inside the checked files. One expression per line.
The supported regular expression format is according to the Java specification here: https://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html .
Configuration example
...