For the servers outside, the case that happened in Greece after the Olympic games as an example of something much, much bigger but conceptually still more an immense &quot;wrench&quot; than a &quot;cryptanalytic&quot; approach:<p><a href="https:&#x2F;&#x2F;theintercept.com&#x2F;2015&#x2F;09&#x2F;28&#x2F;death-athens-rogue-nsa-operation&#x2F;" rel="nofollow">https:&#x2F;&#x2F;theintercept.com&#x2F;2015&#x2F;09&#x2F;28&#x2F;death-athens-rogue-nsa-o...</a>