diff --git a/obp-api/src/main/resources/props/sample.props.template b/obp-api/src/main/resources/props/sample.props.template
index d8898b4bc..e3349524f 100644
--- a/obp-api/src/main/resources/props/sample.props.template
+++ b/obp-api/src/main/resources/props/sample.props.template
@@ -805,7 +805,9 @@ featured_apis=elasticSearchWarehouseV300
 # If Rest Connector do not get the response in the following seconds, it will throw the error message back.
 # This props can be omitted, the default value is 59. It should be less than Nginx timeout.
 # rest2019_connector_timeout = 59 
-
+# If set it to `true`, it will add the signature (SHA256WithRSA) into each the rest connector http calls, and you need to upload the RSA 
+# private key into the UserAuthContext. 
+#rest_connector_http_header_signature=false
 
  
 # -- Scopes -----------------------------------------------------
diff --git a/release_notes.md b/release_notes.md
index 4159cc333..612c6f8f8 100644
--- a/release_notes.md
+++ b/release_notes.md
@@ -3,6 +3,7 @@
 ### Most recent changes at top of file
 ```
 Date          Commit        Action
+01/11/2021    03305d2b      Added props: rest_connector_http_header_signature, default is false
 17/09/2021    e65cd51d      Added props: webui_main_faq_external_link, default is obp static file: /main-faq.html
 09/09/2021    65952225      Added props: webui_support_email, default is contact@openbankproject.com
 02/09/2021    a826d908      Renamed Web UI props: