Daily E-Mail reports are summaries of the OSSEC alerts for the day.
All of these configuration options should be specified in the /var/ossec/etc/ossec.conf.
The following example will send a daily report of all authentication_success alerts, sorted by the related field srcip.
<ossec_config>
<reports>
<category>authentication_success</category>
<user type="relation">srcip</user>
<title>Daily report: Successful logins</title>
<email_to>me@example.com</email_to>
The following example will send a report of all events related to syscheck.
<ossec_config>
<reports>
<category>syscheck</category>
<title>Daily report: File changes</title>
<email_to>me@example.com</email_to>