content: Ahhh... for 7? No. Not susceptible. https://www.computerworld.com/article/3514599/worried-about-an-nsa-chainoffools-curveball-attack-there-are-lots-of-moving-parts-test-your-system.html Theres even a test page: https://curveballtest.com/index.html Edit: Also, 3 more years if you want to pay for it: https://0patch.zendesk.com/hc/en-us/articles/360009437380-How-long-do-you-plan-to-provide-Windows-7-and-Windows-Server-2008-Micropatches-