[CentOS] ?barracuda? listing in logwatch session 123 of user root.

Fri Jul 22 16:31:52 UTC 2016
Mark Milhollan <mlm at pixelgate.net>

On Tue, 19 Jul 2016, Jon LaBadie wrote:

>My nightly logwatch report had a never before seen
>section last night, "barracuda spam firewall".
>I have not problem with the emails it noted as
>being rejected.  But I've always thought of "barracuda"
>as a commercial product.
>I have neither configured nor enabled any barracuda
>software and "yum list '*barrac*'" comes up empty.
>What is this?

AIUI they provide a public blacklist, which is used by SpamAssassin and 
probably others.  <http://multirbl.valli.org/detail/bb.barracudacentral.org.html>