--- ssmtp-2.64/ssmtp.conf.orig	2013-09-26 00:29:04.953690875 +0300
+++ ssmtp-2.64/ssmtp.conf	2013-09-26 00:53:53.627236000 +0300
@@ -1,7 +1,9 @@
 #
 # /etc/ssmtp.conf -- a config file for sSMTP sendmail.
 #
-
+# See the ssmtp.conf(5) man page for a more verbose explanation of the
+# available options.
+#
 # The person who gets all mail for userids < 1000
 # Make this empty to disable rewriting.
 root=postmaster
@@ -19,10 +21,10 @@ mailhub=mail
 # mailhub=mail.your.domain:465
 
 # Where will the mail seem to come from?
-rewriteDomain=
+#RewriteDomain=
 
 # The full hostname
-hostname=_HOSTNAME_
+#Hostname=
 
 # Set this to never rewrite the "From:" line (unless not given) and to
 # use that address in the "from line" of the envelope.
@@ -30,12 +32,14 @@ hostname=_HOSTNAME_
 
 # Use SSL/TLS to send secure messages to server.
 #UseTLS=YES
+#IMPORTANT: The following line is mandatory for TLS authentication
+TLS_CA_File=/etc/ssl/certs/ca-certificates.crt
 
 # Use SSL/TLS certificate to authenticate against smtp host.
 #UseTLSCert=YES
 
 # Use this RSA certificate.
-#TLSCert=/etc/ssl/certs/ssmtp.pem
+#TLSCert=/etc/ssl/private/ssmtp.pem
 
 # Get enhanced (*really* enhanced) debugging information in the logs
 # If you want to have debugging of the config file parsing, move this option