new entries in LogWatch

Hey there everyone-

I recently noticed the following entries showing up in my LogWatch email
that is sent every day and I have NO idea what they mean. Can anyone shed
any light on this for me??

Authentication warnings:
    root set sender to <> using -f: 142 Times(s)
    root set sender to postmaster using -f: 159 Times(s)

Regards,

Dene Ulmschneider
DATATECHIE
142 Willis Avenue
Mineola, N.Y. 11501
516.741.7533
866.MY.PC.HELP
www.datatechie.com <BLOCKED::BLOCKED::http://www.datatechie.com> 
[email protected] <BLOCKED::BLOCKED::mailto:[email protected]> 
 
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