Re: Exploring DANE and Postfix

2015-07-31 Thread Viktor Dukhovni
On Fri, Jul 31, 2015 at 12:07:02PM -0400, Mike wrote: > > The key success metric will be whether you'll still remember that > > you published TLSA records when it is tme to deploy a new SSL > > certificate. > > > > https://dane.sys4.de/common_mistakes#3 > > https://dane.sys4.de/common_mis

Re: Exploring DANE and Postfix

2015-07-31 Thread Mike
On 7/31/2015 11:54 AM, Viktor Dukhovni wrote: > On Fri, Jul 31, 2015 at 11:47:55AM -0400, Mike wrote: > >> To test the server's configuration, I found this site: >> https://dane.sys4.de/ >> that lets me know if Postfix server DANE (along with DNSSEC and TLSA) is >> working as expected. So far, ev

Re: Exploring DANE and Postfix

2015-07-31 Thread Viktor Dukhovni
On Fri, Jul 31, 2015 at 11:47:55AM -0400, Mike wrote: > To test the server's configuration, I found this site: > https://dane.sys4.de/ > that lets me know if Postfix server DANE (along with DNSSEC and TLSA) is > working as expected. So far, everything is working quite well. The key success metri

Re: Exploring DANE and Postfix

2015-07-31 Thread Mike
On 7/26/2015 2:11 PM, Wietse Venema wrote: > Mike: >> Postfix 2.11.5 on FreeBSD 10.1 AMD64 >> >> I'm starting to look at implementing DANE on Postfix, and I have a >> question or two... >> >> Reading the info here: >> http://www.postfix.org/TLS_README.html#client_tls_dane >> >> I see the following

Re: Exploring DANE and Postfix

2015-07-26 Thread Mike
On 7/26/2015 2:11 PM, Wietse Venema wrote: [snip] > > Postfix needs to be build on a system where libresolv supports > DNSSEC. This is already available in a FreeBSD 7.2 virtual machine > that I have lying around. I'm running on FreeBSD 10.1, and it looks fine. Many thanks for the comments.

Re: Exploring DANE and Postfix

2015-07-26 Thread Mike
On 7/26/2015 2:06 PM, Viktor Dukhovni wrote: > On Sun, Jul 26, 2015 at 01:50:58PM -0400, Mike wrote: [snip] > >> Is there a way to see if this prerequisite has been satisfied by the >> version of Postfix I am running on my system. > > Send mail to one of the known DANE TLSA domains (after enablin

Re: Exploring DANE and Postfix

2015-07-26 Thread Wietse Venema
Mike: > Postfix 2.11.5 on FreeBSD 10.1 AMD64 > > I'm starting to look at implementing DANE on Postfix, and I have a > question or two... > > Reading the info here: > http://www.postfix.org/TLS_README.html#client_tls_dane > > I see the following prerequisite: > "A compile-time DNS resolver librar

Re: Exploring DANE and Postfix

2015-07-26 Thread Viktor Dukhovni
On Sun, Jul 26, 2015 at 01:50:58PM -0400, Mike wrote: > I'm starting to look at implementing DANE on Postfix, and I have a > question or two... > > Reading the info here: > http://www.postfix.org/TLS_README.html#client_tls_dane > > I see the following prerequisite: > > "A compile-time DNS resolv

Exploring DANE and Postfix

2015-07-26 Thread Mike
Postfix 2.11.5 on FreeBSD 10.1 AMD64 I'm starting to look at implementing DANE on Postfix, and I have a question or two... Reading the info here: http://www.postfix.org/TLS_README.html#client_tls_dane I see the following prerequisite: "A compile-time DNS resolver library that supports DNSSEC. Po