Compare Frenos vs. Tenable One Attack Surface Management

Frenos stands out as the pioneering autonomous platform for Operational Technology (OT) security assessment, engineered to proactively evaluate, prioritize, and protect critical infrastructure without interfering with operational activities. Specifically tailored for OT environments, this innovative platform autonomously assesses and addresses risks across all sixteen sectors of critical infrastructure. Leveraging a digital network twin alongside an AI reasoning agent, it meticulously analyzes potential adversarial tactics, techniques, and procedures, delivering contextual and prioritized remediation recommendations that are tailored to OT environments. This advanced methodology empowers organizations to effectively minimize risks and bolster their security posture. Furthermore, Frenos has forged strategic alliances with prominent industry players, including Claroty, Forescout, NVIDIA, Dragos, Palo Alto Networks, Tenable, and Rapid7. Founded with the mission to assist enterprises in protecting their most prized assets—ranging from oil rigs and medical devices to electric substations and financial transaction systems—Frenos is redefining the landscape of OT security. As the threat landscape evolves, this platform continues to adapt, ensuring that organizations remain a step ahead of potential vulnerabilities.

Tenable One Attack Surface Management is an external attack surface management solution that gives organizations comprehensive visibility into their internet-connected assets, services, applications, and exposures. It helps security teams discover what they own, identify unknown assets, and map the external footprint that attackers may see first. The platform continuously scans and maps the internet to uncover assets, assess external risks, and provide a clearer picture of the organization’s exposure. By adding business context, Tenable One Attack Surface Management helps teams understand which assets are important, which risks require attention, and how external weaknesses could combine into more serious security issues. The solution supports cybersecurity teams by helping them reduce unknown exposure and strengthen attack prevention strategies. It also helps compliance teams identify locations where personally identifiable information may be captured or stored. Additional use cases include brand protection, merger and acquisition risk analysis, competitive analysis, and legal review of non-compliant technology, missing disclaimers, or expired copyright notices. As part of Tenable One, the product contributes to a broader AI-powered exposure management approach that unifies visibility and action across attack surfaces. Tenable One Attack Surface Management helps organizations move from scattered external asset data to more meaningful insights that support faster and more focused risk reduction.