diff --git a/src/main/java/org/gcube/smartgears/configuration/container/ContainerConfiguration.java b/src/main/java/org/gcube/smartgears/configuration/container/ContainerConfiguration.java
index c749e9f..0fef04c 100644
--- a/src/main/java/org/gcube/smartgears/configuration/container/ContainerConfiguration.java
+++ b/src/main/java/org/gcube/smartgears/configuration/container/ContainerConfiguration.java
@@ -17,7 +17,6 @@ import org.gcube.smartgears.configuration.Mode;
 import org.gcube.smartgears.configuration.ProxyAddress;
 import org.gcube.smartgears.configuration.application.ApplicationConfiguration;
 import org.gcube.smartgears.persistence.PersistenceWriter;
-import org.gcube.smartgears.security.AuthorizationProvider;
 
 /**
  * The configuration of the container.
diff --git a/src/main/java/org/gcube/smartgears/configuration/container/ContainerConfigurationBinder.java b/src/main/java/org/gcube/smartgears/configuration/container/ContainerConfigurationBinder.java
index 14d3f68..599d605 100644
--- a/src/main/java/org/gcube/smartgears/configuration/container/ContainerConfigurationBinder.java
+++ b/src/main/java/org/gcube/smartgears/configuration/container/ContainerConfigurationBinder.java
@@ -16,7 +16,6 @@ import org.gcube.smartgears.handlers.container.lifecycle.AccountingManager;
 import org.gcube.smartgears.handlers.container.lifecycle.ContainerProfileManager;
 import org.gcube.smartgears.persistence.LocalPersistence;
 import org.gcube.smartgears.persistence.PersistenceWriter;
-import org.gcube.smartgears.security.AuthorizationProvider;
 import org.gcube.smartgears.security.AuthorizationProviderFactory;
 import org.gcube.smartgears.security.defaults.DefaultAuthorizationProviderFactory;
 import org.gcube.smartgears.utils.Utils;
diff --git a/src/main/java/org/gcube/smartgears/extensions/resource/FrontPageResource.java b/src/main/java/org/gcube/smartgears/extensions/resource/FrontPageResource.java
index 6fa5b37..fdbd49c 100644
--- a/src/main/java/org/gcube/smartgears/extensions/resource/FrontPageResource.java
+++ b/src/main/java/org/gcube/smartgears/extensions/resource/FrontPageResource.java
@@ -12,9 +12,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.Map;
-import java.util.Set;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -22,7 +20,6 @@ import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.gcube.common.security.ContextBean;
 import org.gcube.smartgears.extensions.ApiResource;
 import org.gcube.smartgears.extensions.ApiSignature;
 import org.slf4j.Logger;
diff --git a/src/main/java/org/gcube/smartgears/provider/Provider.java b/src/main/java/org/gcube/smartgears/provider/Provider.java
index 3b6b694..fc80175 100644
--- a/src/main/java/org/gcube/smartgears/provider/Provider.java
+++ b/src/main/java/org/gcube/smartgears/provider/Provider.java
@@ -11,7 +11,6 @@ import org.gcube.smartgears.context.application.ApplicationContext;
 import org.gcube.smartgears.context.container.ContainerContext;
 import org.gcube.smartgears.handlers.container.ContainerHandler;
 import org.gcube.smartgears.publishing.Publisher;
-import org.gcube.smartgears.security.AuthorizationProvider;
 
 /**
  * Provides dependencies for container and application management.