diff --git a/core/config.class.inc.php b/core/config.class.inc.php
index 4896ce0bc4..520c2dca1f 100644
--- a/core/config.class.inc.php
+++ b/core/config.class.inc.php
@@ -205,6 +205,14 @@ class Config
 			'source_of_value' => '',
 			'show_in_conf_sample' => true,
 		),
+		'log_usage' => array(
+			'type' => 'bool',
+			'description' => 'Log the usage of the application (i.e. the date/time and the user name of each login)',
+			'default' => false,
+			'value' => false,
+			'source_of_value' => '',
+			'show_in_conf_sample' => false,
+		),
 	);
 
 	public function IsProperty($sPropCode)
@@ -333,7 +341,7 @@ class Config
 			'application/menunode.class.inc.php',
 			'application/user.preferences.class.inc.php',
 			'application/audit.rule.class.inc.php',
-// Romain - That's dirty, because those 3 classes are in fact part of the core
+// Romain - That's dirty, because those classes are in fact part of the core
 //          but I needed those classes to be derived from cmdbAbstractObject
 //          (to be managed via the GUI) and this class in not really known from
 //          the core, PLUS I needed the includes to be there also for the setup
diff --git a/core/event.class.inc.php b/core/event.class.inc.php
index f49ef6bcea..6aa58b314a 100644
--- a/core/event.class.inc.php
+++ b/core/event.class.inc.php
@@ -258,4 +258,35 @@ class EventWebService extends Event
 	}
 }
 
+class EventLoginUsage extends Event
+{
+	public static function Init()
+	{
+		$aParams = array
+		(
+			"category" => "core/cmdb,view_in_gui",
+			"key_type" => "autoincrement",
+			"name_attcode" => "",
+			"state_attcode" => "",
+			"reconc_keys" => array(),
+			"db_table" => "priv_event_loginusage",
+			"db_key_field" => "id",
+			"db_finalclass_field" => "",
+		);
+		MetaModel::Init_Params($aParams);
+		MetaModel::Init_InheritAttributes();
+
+		MetaModel::Init_AddAttribute(new AttributeExternalKey("user_id", array("targetclass"=>"User", "jointype"=> "", "allowed_values"=>null, "sql"=>"user_id", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
+		MetaModel::Init_AddAttribute(new AttributeExternalField("contact_name", array("allowed_values"=>null, "extkey_attcode"=>"user_id", "target_attcode"=>"contactid", "is_null_allowed"=>true, "depends_on"=>array())));
+		MetaModel::Init_AddAttribute(new AttributeExternalField("contact_email", array("allowed_values"=>null, "extkey_attcode"=>"user_id", "target_attcode"=>"email", "is_null_allowed"=>true, "depends_on"=>array())));
+
+		// Display lists
+		MetaModel::Init_SetZListItems('details', array('date', 'user_id', 'contact_name', 'contact_email', 'userinfo', 'message')); // Attributes to be displayed for the complete details
+		MetaModel::Init_SetZListItems('list', array('date', 'user_id', 'contact_name', 'contact_email', 'userinfo')); // Attributes to be displayed for a list
+		// Search criteria
+		MetaModel::Init_SetZListItems('standard_search', array('date', 'user_id', 'contact_name', 'contact_email')); // Criteria of the std search form
+//		MetaModel::Init_SetZListItems('advanced_search', array('name')); // Criteria of the advanced search form
+	}
+}
+
 ?>