mic...@casa.co.cu: > hello list > > Turns out I use a webmail (horde) in my workplace but apparently has a > bug, somehow are generating large numbers of messages to various > servers on the internet, yahoo, aol, hotmail and others. to keep me > look like an open relay server.
> Sep 11 03:01:43 serverlinux postfix/pickup[30772]: 902E78F327: uid=48 To block mail from the web daemon, use /etc/postfix/main.cf authorized_submit_users = !httpd, static:anyone Instead of httpd specify the user that has uid 48. Wietse