On Tue, Feb 03, 2015 at 04:41:40PM +0000, Viktor Dukhovni wrote: > If your Postfix is old enough, and is linked against OpenSSL 0.9.8, > it only supports md5 and sha1.
"Old enough" means older than these:
Date: Thu Sep 5 08:54:24 2013 -0400
postfix-2.7.15
Date: Thu Sep 5 08:55:00 2013 -0400
postfix-2.8.16
Date: Thu Sep 5 08:57:00 2013 -0400
postfix-2.9.8
Date: Sun Sep 1 09:30:00 2013 -0400
postfix-2.10.2-RC1
Date: Sun Jun 16 00:00:00 2013 -0500
postfix-2.11-20130616
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Viktor.
