Varonis Interceptor: New Email Security Approach Powered by Multi-Layered AI to Detect and Block Social-Engineering Attacks.

Varonis Systems has announced the availability of Varonis Interceptor, a new approach to email security that uses AI to detect and block social-engineering attacks from trusted or compromised sources. Powered by the acquisition of SlashNext, Interceptor uses natural-language processing, computer vision, behavioral analysis, and a phishing sandbox to spot and remove never-before-seen attacks in real-time. It protects users across various collaboration apps, provides automated remediation, and is API-based, taking only five minutes to deploy.

Varonis Systems, Inc. has announced the availability of Varonis Interceptor, a new email security solution designed to combat social-engineering attacks, even those originating from trusted or compromised sources. The platform leverages advanced AI technologies to detect and block sophisticated phishing campaigns and credential-stealing websites in real-time.

Interceptor is powered by Varonis' acquisition of SlashNext, an AI-native email security provider. SlashNext was founded by Atif Mushtaq, a key architect of FireEye's core malware sandbox technology. The acquisition was announced in September 2025 and is expected to contribute to a $5 million increase in Varonis' Q3 2025 revenue Varonis Systems, Inc. Announces the Availability of Varonis Interceptor^[1].

Varonis Interceptor employs multiple AI models, including natural-language processing, computer vision, behavioral analysis, and the world's most advanced phishing sandbox, to identify and neutralize threats. The solution is designed to protect users across various collaboration apps such as Microsoft Teams, Slack, and WhatsApp, offering automated remediation and touchless yet flexible policies to delete messages and neutralize links at scale.

The platform also includes a live threat intelligence database that provides continuously updated signals from millions of scanned URLs, brand imaging attempts, and zero-hour phishing campaigns. Additionally, Varonis Interceptor's virtual browser safely crawls links and simulates user actions to evaluate post-click behavior, offering a comprehensive threat detection and response solution.

Varonis Interceptor is API-based and can be deployed in just five minutes, with the capability to perform a look-back to identify threats that current email security solutions may have missed. The solution is available now and offers a range of resources, including blog posts, performance comparisons, and customer testimonials, to further understand its capabilities and benefits Cybersecurity M&A Roundup: CrowdStrike, SentinelOne and Check Point Invest in AI Security^[2].