ZeusLock is a French cybersecurity company building Data Loss Prevention (DLP) for generative AI. ZeusLock detects, anonymizes or blocks sensitive data (API keys, tokens, passwords, IBANs, personal data) in real time before it reaches ChatGPT, Claude, Gemini, Copilot, Cursor and other AI tools. It covers browsers, desktop apps on Windows, macOS and Linux, the command line, AI agents and MCP, with customizable rules. Available as SaaS or as a sovereign on-premise deployment.