Tenable focuses on vulnerability management in the cybersecurity sector. It provides tools to help organizations identify, investigate, and prioritize vulnerabilities in both IT and operational technology environments. Its main products include Tenable.io, a cloud-based platform for comprehensive vulnerability management, Tenable.ot, which secures operational technology like industrial control systems, and Nessus, a popular vulnerability scanner. Tenable operates on a subscription-based model, allowing clients to access its services and receive continuous updates. This approach, along with additional professional services and compliance solutions, sets Tenable apart from competitors. The company's goal is to help organizations effectively manage and reduce cyber risks to protect their digital assets.