This goes into the category of “man, it’s long, but you’ve got to read it”.
An article on Ars Technica discusses the Equation Group, a group of hackers that had an incredible amount of success, were able to use revolutionary methods in their work and may have been embedded within the National Security Agency.
In addition to the findings, researchers within the Kaspersky Group found “redirects that sent iPhone users to unique exploit Web pages. In addition, infected machines reporting to Equation Group command servers identified themselves as Macs, an indication that the group successfully compromised both iOS and OS X devices.”