Securing NixOS and Nixpkgs is critical for widespread adoption. As one of the nine recently selected Sovereign Tech Fund projects, this talk discusses the mechanisms in place to reduce reliance on external binaries, ensuring code integrity during compilation, and implementing mechanisms for delivering up-to-date, secure software sustainably. We discuss the implementation by the Nix security team that focuses on streamlining processes, enhancing NixOS and Nixpkgs security, and transparently communicating vulnerability patch timelines to users, delving into the strategies implemented in phase one of this project to fortify NixOS and Nixpkgs security efficiently and effectively.