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authorPhil Pennock <pdp@exim.org>2013-06-16 21:32:11 -0400
committerPhil Pennock <pdp@exim.org>2013-06-16 21:32:11 -0400
commite2fbf4a211bdcff441c50f58f3c1f1fb17f56d61 (patch)
tree75ecc5d38c29ec301f1c32282f87b3800337c9b3 /doc
parentd13cdd3049b0191bbb275f9a6cf11dc0917a1f0c (diff)
Support safari_ecdhe_ecdsa_bug for openssl_options
Diffstat (limited to 'doc')
-rw-r--r--doc/doc-docbook/spec.xfpt11
-rw-r--r--doc/doc-txt/ChangeLog4
2 files changed, 15 insertions, 0 deletions
diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index 56ce0693b..29214e3e1 100644
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -14742,6 +14742,8 @@ Possible options may include:
.next
&`no_tlsv1_2`&
.next
+&`safari_ecdhe_ecdsa_bug`&
+.next
&`single_dh_use`&
.next
&`single_ecdh_use`&
@@ -14757,6 +14759,15 @@ Possible options may include:
&`tls_rollback_bug`&
.endlist
+.new
+As an aside, the &`safari_ecdhe_ecdsa_bug`& item is a misnomer and affects
+all clients connecting using the MacOS SecureTransport TLS facility prior
+to MacOS 10.8.4, including email clients. If you see old MacOS clients failing
+to negotiate TLS then this option value might help, provided that your OpenSSL
+release is new enough to contain this work-around. This may be a situation
+where you have to upgrade OpenSSL to get buggy clients working.
+.wen
+
.option oracle_servers main "string list" unset
.cindex "Oracle" "server list"
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index d84e2aa5d..f9a376779 100644
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -205,6 +205,10 @@ PP/21 Fix eximon continuous updating with timestamped log-files.
PP/22 Guard LDAP TLS usage against Solaris LDAP variant.
Report from Prashanth Katuri.
+PP/23 Support safari_ecdhe_ecdsa_bug for openssl_options.
+ It's SecureTransport, so affects any MacOS clients which use the
+ system-integrated TLS libraries, including email clients.
+
Exim version 4.80.1
-------------------