Netarx

Netarx is a cybersecurity company focused on real-time deepfake detection and AI-generated impersonation attack prevention. The company offers a platform called the Netarx Identity Key (NIK), which is installed on end-user devices and uses patented "nudge" technology to detect and alert users to deepfake and social engineering threats across multiple communication channels. The platform covers video conferencing (Zoom, Microsoft Teams, Webex, Google Meet), voice calls, text messaging, email, and image-based communications. Detection is performed using a combination of multiple large language model (LLM) inference models, metadata analysis, device fingerprinting, session timing, geolocation correlation, and federated validators. Results are communicated to users via a traffic-light visual indicator (green, yellow, red) embedded directly into existing workflows. Key platform capabilities include: - Sub-second, real-time deepfake detection across all media types - Cross-channel threat correlation to identify multi-vector attacks - Behavioral nudging to improve employee security awareness over time - A single-pane-of-glass view for IT and SOC teams - No API integration or custom development required for deployment Netarx also offers a companion tool called Defrag, which allows organizations to simulate deepfake attacks (e.g., generating a CEO deepfake) to test employee vulnerability. The platform is positioned as a complement to existing identity and security tools, addressing the gap where AI-generated impersonation bypasses traditional credential-based identity systems. The company has been referenced in multiple Gartner reports and recognized in an IDC Innovators report on deepfake detection platforms.