force smtp tls from certain senders

2010-06-02 Thread m listus
Hi again, I need to tell postfix to force smtp only for certain senders. I read http://www.postfix.org/TLS_README.html which helps me get tls running w/ postfix, plus Client TLS limitations. I'm thinking of using smtpd with smtpd_tls_wrappermode=yes on a different port. But my main problem is

Re: force smtp tls from certain senders

2010-06-02 Thread Wietse Venema
m listus: Hi again, I need to tell postfix to force smtp only for certain senders. IP addresses? Domain names? Envelope addresses? Different requirements allow for different solutions. For example, a packet filter redirect allows you to invisibly switch to a different SMTP server

Re: force smtp tls from certain senders

2010-06-02 Thread Victor Duchovni
On Wed, Jun 02, 2010 at 07:15:15AM -0700, m listus wrote: I need to tell postfix to force smtp only for certain senders. This is up to the senders. If they want to disclose the data, they'll post it on slashdot, without talking to your SMTP server... There is not much point in MX hosts,