>I would like to know how can I disable users from using other people's >account >to send mails.
you can't, all headers are forgeable. >It looks like anyone can configure anyone's account on email client >to send mails but not receiving, as it will prompt for password. >Is there any way I can prevent this situation ? no With email, privacy is non-existant, delivery is not guaranteed, and authenticity is a joke. Len http://MenAndMice.com/DNS-training http://BIND8NT.MEIway.com : ISC BIND for NT4 & W2K http://IMGate.MEIway.com : Build free, hi-perf, anti-abuse mail gateways Please visit http://www.ipswitch.com/support/mailing-lists.html to be removed from this list. An Archive of this list is available at: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/
