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Automatically stop data breaches and security threats caused by employees on email. Powered by machine learning, Tessian detects anomalies in real-time, integrating seamlessly with your email environment within minutes and starting protection in a day. Provides you with unparalleled visibility into human security risks to remediate threats and ensure compliance.

Tessian Named Representative Vendor in the 2022 Gartner® Market Guide for Data Loss Prevention. Download →

Prevent Data Exfiltration and Insider Threats

Automatically detect and prevent unintentional or malicious data loss, caused by employees moving sensitive data out of your organization without authorization



Trusted by World-Leading Enterprises
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Learn How Tessian Enforcer Can Help You Prevent Data Exfiltration On Email

Intelligently Detect Data Exfiltration

Automatically Detect Non-Business Email Accounts


Tessian analyzes historical email data to understand content, context, and communication patterns, enabling a comprehensive mapping of every employee’s business and non-business email contacts.
Behavior Intelligence models are established and become more effective with each threat detected.




Real-Time Analysis of Emails Before They’re Sent


Tessian analyzes all outbound emails in real-time for sensitive data exfiltration. It uses machine learning-powered behavioral intelligence modeling to automatically detect anomalous data loss events that indicate negligent and malicious data exfiltration.




Make End-Users Part of Your Layered Defenses


End-users receive warnings in real-time, when data exfiltration threats are detected. Warning triggers can be tailored to suit your company’s security policies and workflow requirements; people are warned, emails can be blocked, or activity can be silently tracked.




Get Visibility into Breaches Prevented and Quickly Take Mitigation Actions


Seamlessly access security events detected and prevented and have automated reports delivered – making remediating and reporting on risks easy.






The Benefits of Tessian Intelligent Cloud Email Security

  • Comprehensive Security


    • Prevent data exfiltration impossible to detect with traditional email DLP systems
    • Automatically detect employee’s personal email accounts
    • Protection for both desktop and on mobile devices and no disruption to existing email infrastructure
  • Effortless for Security Teams


    • Integration and deployment can be completed in minutes
    • No need to define and maintain complex DLP rules or deny lists 
    • Automatically prevent data breaches within 24 hours of deployment
  • Balance Security with Productivity


    • Machine learning algorithms work automatically and invisibly to prevent data exfiltration
    • Automatically differentiate between business and non-business freemail accounts to ensure legitimate emails don’t get blocked
    • Investigate insider threat trends and data breaches with ease
Tessian Enforcer Integrates with Your Email Environment.
Tessian is committed to helping our customers protect their people and meet their compliance needs. You can directly integrate with your SIEM/SOAR via a RESTful HTTP API.
View Tessian's integrations, compatibility and partnerships →

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69% of businesses have experienced data loss due to employee data exfiltration. Prevent yours from being one of them.