hmm... ok i'll try that then On 8/29/05, Matt Hyclak <hyclak at math.ohiou.edu> wrote: > > On Mon, Aug 29, 2005 at 11:34:24PM +0800, Mark Quitoriano enlightened us: > > Im using postfix+postfixadmin+mysql+courier-imap > > > > i just implemented pop-before-smtp[1], my problem is after recieving the > > mails i connect to the server using telnet and try to send spam using > the > > mail server it did send it didn't ask for authentication anymore. i'm > not > > sure how this pop-before-smtp really works but i was thinking how should > i > > secure the server in this kind of attacks. > > > > Generally speaking, pop-before-smtp was (and is) a big hack. The right > answer is to set up SMTP-Auth. > > Matt > > -- > Matt Hyclak > Department of Mathematics > Department of Social Work > Ohio University > (740) 593-1263 > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > -- Regards, Mark Quitoriano, CCNA http://www.atamanetworks.com Fan the flame... http://www.spreadfirefox.com/?q=user/register&r=19441 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20050829/33f3be60/attachment-0005.html>