🎁 Free Tools

Free, offline security tools for Windows. No sign-up, no cloud, no telemetry.

WinSystemHarden icon WinSystemHarden

WinSystemHarden applies 29 hardening rules on Windows 10/11, inspired by CIS Benchmarks and NSA guidelines. It disables things like SMBv1 and closes high-risk ports. If anything breaks, one click puts everything back.

  • Free with no limitations
  • 29 hardening rules
  • Three plans (Standard, Deep, Custom)
  • One-click hardening
  • One-click rollback
  • Rollback to any time point
  • Inspired by CIS & NSA
  • 100% offline