Der Spiegel: German Chancellor Angela Merkel strongly suspects her mobile phone has been under American surveillance for years The magazines story, which did not provide any details, lists well-known American security researcher Jacob Appelbaum as the lead author. The article adds that Spiegel research was shared with the Federal Office for Information Security and the German Federal Intelligence Service (BND) The magazine noted that Berlin seems to have found their suspicions plausible enough to confront the US government.”]