6 ms·Jesus Fuck! Did I just download a PDF from the NSA!? Derp.by JabavuAdams 11y agoJesus Fuck! Did I just download a PDF from the NSA!? Derp.pacifist 11y agoThis is why I always read the comments first.fabulist 11y agoThe NSA publishes a lot of useful literature, such as guides for hardening network equipment or RHEL servers.