diff --git a/app/controllers/poll_controller.rb b/app/controllers/poll_controller.rb
index ec54ae8a4..78babc43c 100644
--- a/app/controllers/poll_controller.rb
+++ b/app/controllers/poll_controller.rb
@@ -2,6 +2,7 @@
 class PollController < ApplicationController
   before_filter :find_poll_and_course, :only => [:edit,:update,:destroy,:show,:statistics_result,:create_poll_question,:commit_poll,:commit_answer,:publish_poll,:republish_poll,:poll_result,:close_poll,:export_poll]
   before_filter :find_container, :only => [:new,:create, :index]
+  before_filter :is_logged, :only => [:index, :show, :poll_result,:new,:create,:edit,:update,:destroy,:publish_poll,:republish_poll,:close_poll,:export_poll,:commit_answer,:commit_poll,:statistics_result]
   before_filter :is_member_of_course, :only => [:index,:show,:poll_result]
   before_filter :is_course_teacher, :only => [:new,:create,:edit,:update,:destroy,:publish_poll,:republish_poll,:close_poll,:export_poll]
   include PollHelper
@@ -503,6 +504,10 @@ class PollController < ApplicationController
     end
   end
 
+  def is_logged
+    redirect_to signin_path unless User.current.logged?
+  end
+
   def is_member_of_course
     render_403 unless(@course && (User.current.member_of_course?(@course) || User.current.admin?))
   end