Hardshell is a cybersecurity company founded by veterans from the defense and cybersecurity communities with experience securing AI and cyber systems across the Department of Defense and Intelligence Community. The company focuses on protecting sensitive AI data from adversarial threats in mission-critical environments. Hardshell develops a model-agnostic, data-centric platform designed to serve as a foundational layer of the AI security stack. The platform is built to protect AI systems before deployment rather than responding after compromise. The company's approach centers on safeguarding the sensitive data that underlies AI models, addressing what the founders identified as a critical gap between the rapid adoption of AI models and the exposure of the data behind them. The company targets organizations operating in high-stakes environments where system failure is not acceptable. Their solution is designed to enable organizations to deploy AI systems securely while protecting the underlying data assets. The platform works across different AI models, providing data protection regardless of the specific AI technology being used. Hardshell positions itself around core values of integrity, innovation, mission focus, and commitment, reflecting its origins in defense and intelligence sector experience.