Ryan Gallagher, Operation Auroragold: How the NSA Hacks Cellphone Networks Worldwide. The Intercept, 4 December 2014. “According to documents contained in the archive of material provided to The Intercept by whistleblower Edward Snowden, the NSA has spied on hundreds of companies and organizations internationally, including in countries closely allied to the United States, in an effort to find security weaknesses in cellphone technology that it can exploit for surveillance.”