Edit File: proftpd_imunify
#%PAM-1.0 auth required pam_nologin.so auth required pam_listfile.so item=user sense=deny file=/etc/proftpd/passwd.vhosts onerr=succeed auth required pam_imunify.so check_only auth optional pam_unix.so nullok try_first_pass auth sufficient pam_imunify.so cpanel auth required pam_deny.so account required pam_permit.so session required pam_permit.so