diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index cfff09c2e..eaffdeca0 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -181,6 +181,17 @@ class ApplicationController < ActionController::Base
 		tip_exception(401, "请登录后再操作") unless User.current.logged?
 	end
 
+	def require_login_cloud_ide_saas
+		if params[:sign].present? && params[:email].present?
+			sign = Digest::MD5.hexdigest("#{OPENKEY}#{params[:email]}")
+			if params[:sign].to_s == sign
+				user = User.find_by(mail: params[:email])
+				User.current = user
+			end
+		end
+		tip_exception(401, "请登录后再操作") unless User.current.logged?
+	end
+
 	def require_profile_completed
 		tip_exception(411, "请完善资料后再操作") unless User.current.profile_is_completed?
 	end
diff --git a/app/controllers/public_keys_controller.rb b/app/controllers/public_keys_controller.rb
index 0e18e3e09..fa6601178 100644
--- a/app/controllers/public_keys_controller.rb
+++ b/app/controllers/public_keys_controller.rb
@@ -1,5 +1,5 @@
 class PublicKeysController < ApplicationController
-  before_action :require_login_or_token
+  before_action :require_login_cloud_ide_saas
   before_action :find_public_key, only: [:destroy]
 
   def index 
@@ -61,4 +61,6 @@ class PublicKeysController < ApplicationController
   def find_public_key
     @public_key = current_user.public_keys.find_by_id(params[:id])
   end
+
+
 end
\ No newline at end of file