Forum OpenACS Q&A: Re: unwanted spam from my server... help.
9: Re: unwanted spam from my server... help. (response to 1)
Posted by James Thornton on 03/11/04 11:23 PM
Are you running SMTP auth? If so it is possible that you forgot the hostname param in the qmail-smtpd startup script (very common). If that is the case, then anyone can authenticate using any username and password. Spammers know and exploit this issue.