Hyderabad, Dec. 6 -- Governments are surveilling Apple and Google users via their apps' push notifications, US Senator Ron Wyden warned.

Senator Ron Wyden wrote to Department of Justice, expressing concerns about the surveillance practices involving smartphone push notifications.

He stated, "The traffic flowing from apps that send push notifications put the companies in a unique position to facilitate government surveillance of how users are using particular apps." Wyden he wroke asking them to take action, by "repeal or modify any policies" that impede public discussions about the spying of push notification.

In a statement given toReuters, Apple said,"In this case, the federal government prohibited us from sharing any information. No...