McNeo 3 Posted January 29, 2013 A lot of businesses already have UPnP disabled through group policy and such, but a recent zero-day threat within UPnP has been causing all sorts of issues. Article: Homeland Security: Disable UPnP as tens of millions at risk | ZDNet How to deactivate on your PC: Completely disable Universal Plug and Play (UPnP) Share this post Link to post Share on other sites