I can confirm that McAfee was on pretty much every system I have ever logged into from 2002-2015.
This is also right from their website today.
McAfee is a trusted cybersecurity partner across all three branches of the U.S. government, all cabinet-level agencies and all four branches of the U.S. military. State and Local agencies, as well as Education and University systems round out our robust Public Sector portfolio.
I can confirm that McAfee was on pretty much every system I have ever logged into from 2002-2015.
This is also right from their website today.