security landscape

  1. Windows Firewall Bug in Windows 11 24H2: How Microsoft Addressed the False Alarm

    Microsoft’s ongoing commitment to Windows reliability and transparency was front and center yet again with its recent handling of a peculiar Windows Firewall error that perplexed both IT admins and everyday users of Windows 11 24H2. The June 2025 preview cumulative update, which was initially...
  2. Community-Based Defense: Looking Outward, Moving Forward

    Two years ago, in front of a standing-room only crowd here at Black Hat, we introduced three new information sharing programs as well as the concept of Community-Based Defense. The underlying concept shared by all three programs was simple-collaboration will be key to preventing and defending...