The U.S. government’s investigation against WikiLeaks and its supporters went beyond its efforts to obtain data from Twitter. A new report reveals that the government also used secret orders to obtain information from Google and internet service provider Sonic.net pertaining to the accounts of U.S.-based, former WikiLeaks spokesman Jacob Appelbaum.

The orders, issued last January for Google and in April for Sonic, remained secret until Sonic succeeded to convince a court to lift the seal on its order so that Appelbaum could be informed about it, according to the Wall Street Journal.

The order...