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diff --git a/org.argeo.cms.ui.workbench/src/org/argeo/cms/spring/AuthenticatedApplicationContextInitialization.java b/org.argeo.cms.ui.workbench/src/org/argeo/cms/spring/AuthenticatedApplicationContextInitialization.java
new file mode 100644
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--- /dev/null
+++ b/org.argeo.cms.ui.workbench/src/org/argeo/cms/spring/AuthenticatedApplicationContextInitialization.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.argeo.cms.spring;
+
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.security.auth.Subject;
+
+import org.eclipse.gemini.blueprint.context.DependencyInitializationAwareBeanPostProcessor;
+import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.support.AbstractBeanFactory;
+import org.springframework.beans.factory.support.SecurityContextProvider;
+import org.springframework.beans.factory.support.SimpleSecurityContextProvider;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
+
+/**
+ * Executes with a system authentication the instantiation and initialization
+ * methods of the application context where it has been defined.
+ */
+public class AuthenticatedApplicationContextInitialization extends
+		AbstractSystemExecution implements
+		DependencyInitializationAwareBeanPostProcessor, ApplicationContextAware {
+	/** If non empty, restricts to these beans */
+	private List<String> beanNames = new ArrayList<String>();
+
+	public Object postProcessBeforeInitialization(Object bean, String beanName)
+			throws BeansException {
+		if (beanNames.size() == 0 || beanNames.contains(beanName))
+			authenticateAsSystem();
+		return bean;
+	}
+
+	public Object postProcessAfterInitialization(Object bean, String beanName)
+			throws BeansException {
+		if (beanNames.size() == 0 || beanNames.contains(beanName))
+			deauthenticateAsSystem();
+		return bean;
+	}
+
+	public void setBeanNames(List<String> beanNames) {
+		this.beanNames = beanNames;
+	}
+
+	@Override
+	public void setApplicationContext(ApplicationContext applicationContext)
+			throws BeansException {
+		if (applicationContext.getAutowireCapableBeanFactory() instanceof AbstractBeanFactory) {
+			final AbstractBeanFactory beanFactory = ((AbstractBeanFactory) applicationContext
+					.getAutowireCapableBeanFactory());
+			// retrieve subject's access control context
+			// and set it as the bean factory security context
+			Subject.doAs(getSubject(), new PrivilegedAction<Void>() {
+				@Override
+				public Void run() {
+					SecurityContextProvider scp = new SimpleSecurityContextProvider(
+							AccessController.getContext());
+					beanFactory.setSecurityContextProvider(scp);
+					return null;
+				}
+			});
+		}
+	}
+}