That gap, a closed system unable to serve its own defenders, became the founding argument for a new industry response. Nvidia’s Alliance Forms Days After the Hugging Face BreachSix days later, Nvidia launched the Open Secure AI Alliance to build shared, open-source tools for finding and fixing AI security flaws. “The world needs both closed and open models,” the company wrote, arguing open models “democratize defensive capabilities, increase transparency for defenders, enable cyber defense while protecting data, and complement frontier closed models with customizable, localized controls.” An open model can be downloaded and run entirely on an organization’s own servers, with no vendor’s guardrails standing between a defender and the data. None of this means banks are abandoning closed models.