+++ S. Ancelot [exim-users] <28/08/02 11:10 +0200>: > I tried in my navigator to set an email account that does not exist
> (toto@???)
> I then sent a message to a collegue, and I could manage to understand
> that any user in my network would be able to send messages over
> internet using a wrong email adress.
> How to avoid this ?
Stop using email. That is the sure fire way to avoid this.