diff --git a/src/main/java/org/gcube/contentmanagement/blobstorage/transport/backend/util/Costants.java b/src/main/java/org/gcube/contentmanagement/blobstorage/transport/backend/util/Costants.java
index b779275..4ea97ae 100644
--- a/src/main/java/org/gcube/contentmanagement/blobstorage/transport/backend/util/Costants.java
+++ b/src/main/java/org/gcube/contentmanagement/blobstorage/transport/backend/util/Costants.java
@@ -14,7 +14,7 @@ public final class Costants {
 	
 	public static final String NO_SSL_VARIABLE_NAME="NO-SSL";
 	// allowed value are: "NO-SSL", "SSL"
-	public static final String DEFAULT_CONNECTION_MODE="NO-SSL";
+	public static final String DEFAULT_CONNECTION_MODE="SSL";
 	public static final int CONNECTION_PER_HOST=30;
 //millisecond	
 	public static final int CONNECT_TIMEOUT=30000;