diff --git a/Dockerfile b/Dockerfile
index 28b365b..d6124c4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,8 +10,7 @@ RUN apt update && apt upgrade -y
 
 COPY pkg/*.txt ${PKG_DIR}/
 RUN pip install --upgrade pip && \
-    pip install --upgrade --use-deprecated=legacy-resolver -r ${PKG_DIR}/pip_requirements.txt && \
-    pip install --upgrade spaceone-api
+    pip install --upgrade --use-deprecated=legacy-resolver -r ${PKG_DIR}/pip_requirements.txt 
 
 COPY src ${SRC_DIR}
 
diff --git a/pkg/pip_requirements.txt b/pkg/pip_requirements.txt
index dfdccef..3da95af 100644
--- a/pkg/pip_requirements.txt
+++ b/pkg/pip_requirements.txt
@@ -1,2 +1,4 @@
 google-api-python-client
-schematics
\ No newline at end of file
+schematics
+spaceone-api>=1.0.0,<2.0.0
+spaceone-core>=1.0.0,<2.0.0
\ No newline at end of file
diff --git a/src/cloudforet/monitoring/conf/global_conf.py b/src/cloudforet/monitoring/conf/global_conf.py
index d310142..e2c6653 100644
--- a/src/cloudforet/monitoring/conf/global_conf.py
+++ b/src/cloudforet/monitoring/conf/global_conf.py
@@ -5,8 +5,14 @@
     'filters': {
         'masking': {
             'rules': {
+                'DataSource.verify': [
+                    'secret_data'
+                ],
                 'Log.list': [
                     'secret_data'
+                ],
+                'Log.list_logs':[
+                    'secret_data'
                 ]
             }
         }
diff --git a/src/cloudforet/monitoring/connector/cloud_logging_connector.py b/src/cloudforet/monitoring/connector/cloud_logging_connector.py
index ec3d7df..ac9ee2d 100644
--- a/src/cloudforet/monitoring/connector/cloud_logging_connector.py
+++ b/src/cloudforet/monitoring/connector/cloud_logging_connector.py
@@ -23,7 +23,7 @@ def list_log_entries(self, params):
             'pageSize': 10000
         }
 
-        _LOGGER.debug(f'Cloud Logging Filter: {body["filter"]}')
+        _LOGGER.info(f'Cloud Logging Filter: {body["filter"]}')
 
         request = self.client.entries().list(body=body)
 
diff --git a/src/cloudforet/monitoring/manager/monitoring_manager.py b/src/cloudforet/monitoring/manager/monitoring_manager.py
index e295623..f993fc8 100644
--- a/src/cloudforet/monitoring/manager/monitoring_manager.py
+++ b/src/cloudforet/monitoring/manager/monitoring_manager.py
@@ -30,4 +30,6 @@ def list_logs(self, params):
                         except Exception as e:
                             raise ERROR_CONVERT_EVENT(event=log, error=e)
 
+            if not event_vos:
+                continue
             yield Log({'results': event_vos})
diff --git a/src/cloudforet/monitoring/service/monitoring_service.py b/src/cloudforet/monitoring/service/monitoring_service.py
index a6088e2..96ae19e 100644
--- a/src/cloudforet/monitoring/service/monitoring_service.py
+++ b/src/cloudforet/monitoring/service/monitoring_service.py
@@ -6,6 +6,8 @@
 
 
 @authentication_handler
+@authorization_handler
+@event_handler
 class MonitoringService(BaseService):
     def __init__(self, metadata):
         super().__init__(metadata)