diff --git a/src/contactpanel.cpp b/src/contactpanel.cpp
index 4ee8d71..e9fafaa 100644
--- a/src/contactpanel.cpp
+++ b/src/contactpanel.cpp
@@ -148,6 +148,11 @@
           this, SLOT(acceptInvitation(const ChronosInvitation&, const ndn::security::IdentityCertificate&)));
   connect(m_invitationDialog, SIGNAL(invitationRejected(const ChronosInvitation&)),
           this, SLOT(rejectInvitation(const ChronosInvitation&)));
+  
+  connect(&*m_contactManager, SIGNAL(contactAdded(const ndn::Name&)),
+          this, SLOT(addContactIntoPanelPolicy(const ndn::Name&)));
+  connect(&*m_contactManager, SIGNAL(contactRemoved(const ndn::Name&)),
+          this, SLOT(removeContactFromPanelPolicy(const ndn::Name&)));
 
   connect(m_settingDialog, SIGNAL(identitySet(const QString&, const QString&)),
           this, SLOT(updateDefaultIdentity(const QString&, const QString&)));
@@ -644,6 +649,18 @@
 { m_invitationDialog->show(); }
 
 void
+ContactPanel::addContactIntoPanelPolicy(const Name& contactNameSpace)
+{
+  Ptr<ContactItem> contact = m_contactManager->getContact(contactNameSpace);
+  if(contact != NULL)
+    m_panelPolicyManager->addTrustAnchor(contact->getSelfEndorseCertificate());
+}
+
+void
+ContactPanel::removeContactFromPanelPolicy(const Name& keyName)
+{ m_panelPolicyManager->removeTrustAnchor(keyName); }
+
+void
 ContactPanel::refreshContactList()
 {
   m_contactList = m_contactManager->getContactItemList();