Email Cron Daemon

[RosemarieG]

I just setup a new Plesk 10.2 on CentOS 5.6 and I get these emailed to me about every 2 hours;

Dr.Web (R) update details:
Update server: http://update.us.drweb.com/unix/500
Update has begun at Thu Apr 21 04:30:02 2011 Update has finished at Thu Apr 21 04:30:08 2011

Following files has been updated:
/var/drweb/bases/drwtoday.vdb
/var/drweb/bases/dwntoday.vdb
/var/drweb/updates/timestamp

..... what are these updates for ?

Thanks