I'm looking to setup a Spam Filter Proxy for my clients, not too many mind you, and have it as transparent as possible. I read about SAVASM and Spam Vigilante, and while they are perfect I guess for ...
smtpd_helo_restrictions = …, reject_unknown_helo_hostname occasionally rejects mail I care about, how to handle?
I have configured my postfix as follows: smtpd_helo_restrictions = permit_sasl_authenticated, permit_mynetworks, reject_unknown_helo_hostname This is working well because most spambots don't seem ...
Possible Duplicate: How do I deal with a compromised server? This process is running on my Linux server and is sending spam (connecting to port 25 and port 80 with random IP's). top - ...
looks like a spammer got into my server. I am new to LAMP and don't know how to find where my vulnerability is, not sure if SMTP, scripts, or where. My server was working fine for over a year but now ...