Fix #9398

.env.example

@@ -164,6 +164,13 @@ MAIL_PASSWORD=null
 MAIL_ENCRYPTION=null
 MAIL_SENDMAIL_COMMAND=
 
+#
+# If you use self-signed certificates for your STMP server, you can use the following settings.
+#
+MAIL_ALLOW_SELF_SIGNED=false
+MAIL_VERIFY_PEER=true
+MAIL_VERIFY_PEER_NAME=true
+
 # Other mail drivers:
 # If you use Docker or similar, you can set these variables from a file by appending them with _FILE
 MAILGUN_DOMAIN=

config/mail.php

@@ -44,7 +44,12 @@ return [
             'username'          => envNonEmpty('MAIL_USERNAME', 'user@example.com'),
             'password'          => envNonEmpty('MAIL_PASSWORD', 'password'),
             'timeout'           => null,
-            'verify_peer' => null !== env('MAIL_ENCRYPTION'),
+            'scheme'            => env('MAIL_SCHEME'),
+            'url'               => env('MAIL_URL'),
+            'local_domain'      => env('MAIL_EHLO_DOMAIN', parse_url(env('APP_URL', 'http://localhost'), PHP_URL_HOST)),
+            'verify_peer'       => env('MAIL_VERIFY_PEER', true),
+            'allow_self_signed' => env('MAIL_ALLOW_SELF_SIGNED', false),
+            'verify_peer_name'  => env('MAIL_VERIFY_PEER_NAME', true),
         ],
         'mailersend' => [
             'transport' => 'mailersend',