Request a Demo | Tessian

Trusted by world-leading businesses. Learn More →

Stop Inbound Threats with Tessian Defender.

Prevent email threats that legacy email security controls can’t detect using Machine Learning. Complete protection against spear phishing, advanced social engineering & Business Email Compromise attacks.

When unsafe emails are detected, employees can either be alerted in-the-moment with clear, simple explanations of potential risks or emails can be directly quarantined for inspection.

Learn More about Tessian Defender →

Stop Outbound Data Loss with Tessian Enforcer.

Automatically prevent accidental data loss due to misdirected emails and emails with sensitive information going to unauthorized and personal email accounts using our stateful Machine Learning. Protect your company IP, meet compliance standards, and gain granular visibility into high risk data exfiltration events.

Real-time warnings are shown to employees when data exfiltration threats are detected. Warning triggers can be tailored to suit your company’s security policies and workflow requirements; employees can be warned, emails can be blocked, or activity can be silently tracked.

Learn More about Tessian Enforcer →

Automated Threat Prevention and Remediation with Tessian HLS Intelligence.

Get unparalleled visibility into human behavior and prevent threats you’ve never been able to detect before. Skip manual investigation and move swiftly into remediation with previously impossible intel. Continuously reduce the risk of misdirected emails, data exfiltration, and impersonation attacks.

Get insights on risk drivers, benchmarking against industry peers, and leverage robust threat remediation tools that continuously improve your risk profile.

Learn More about Tessian HLS Intelligence →

Hear From Our Customers

Read Customer Stories →

How Tessian stops email threats with Human Layer Security:

Tessian proved its value after a few weeks of being deployed firm-wide. For the first time ever, we now have visibility and control over inadvertent data loss through misaddressed emails and information being sent to unauthorized email accounts.

Learn More about Man Group’s Experience →

Neil Wellard

Head of Information Security, Man Group

There are complex solutions to a number of the security challenges we face, but the best chance we have to protect ourselves is simply doing the fundamentals properly. Tessian is now part of our fundamentals, and a part that I wish we had all along.

Learn More about Arm's Experience →

Tim Fitzgerald

CISO, Arm

Before we adopted Tessian’s technology, we didn't believe we had any problems with misdirected emails. After a pilot, we realized that was only because these issues weren’t being reported. We can see ROI in one email.

Learn More about Dentons Experience →

Andrew Cheung

Partner & General Counsel, Dentons

Your trusted security partner.

Tessian is committed to helping our customers protect their people and meet their compliance needs. Through Tessian HLS Intelligence, you can directly integrate with your SIEM/SOAR via a RESTful HTTP API.
Read about our Integrations and Compatibility →

Automatically stop data breaches and security threats caused by employees on email.

Powered by machine learning, detects anomalies in real-time.

Integrates seamlessly with email environment within minutes and starts protecting in a day.

Provides unparalleled visibility into human security risks to remediate threats and ensure compliance.