Paul van der Vlis wrote: > Hello, > > A customer is using a system with a mailserver and a FTP-server on one > machine. > > Now a FTP-user found out, that he can login with his FTP-username and > password into the webmail (Horde/IMP), and send mail. > > FTP-users do not have a mailbox. Is there a way to make the > authentication "not OK" for users without a mailbox? > Or only "OK" for users who are member of a group? You should be able to use pam_require (http://www.splitbrain.org/projects/pam_require). Make a group for your mail users and put the users in that group. Then configure /etc/pam.d/imap (or wherever your pam config is located) to use pam_require to require that users that want to log into Cyrus be in that group. > > I am using Cyrus with saslauthd, PAM and the traditional Unix > authentication mechanism (pam_unix.so). > > With regards, > Paul van der Vlis. > > > > ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
