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Tessian's mission is to secure the human layer. Using machine learning technology, Tessian automatically stops data breaches and security threats caused by human error — like data exfiltration, accidental data loss, business email compromise and phishing attacks — with minimal disruption to employees' workflow. As a result, employees are empowered to do their best work, without security getting in their way. Founded in 2013, Tessian is backed by renowned investors like Sequoia, Accel, March Capital, and Balderton and has offices in San Francisco and London.

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Latest Content From Tessian

Whitepaper: The Human Layer Security Platform Architecture

by TessianJun 28, 2021

The Human Layer Security Platform Architecture

Your employees are the gatekeepers to your organization's most sensitive systems and data but today 88% of data breaches are caused by human error.

To prevent today's email threats, security and IT teams must have clear visibility into their human layer threats. This is often the missing link in today's data loss prevention and data security solutions.

Read this whitepaper to understand the required capabilities for comprehensive inbound and outbound email security in a post-perimeter architecture. Also get an overview of Tessian's Human Layer Security Platform.

E-Book: Spear Phishing eBook Inbound Attacks Detected By Tessian Defender

by TessianJun 28, 2021

Phishing was the most common type of cybercrime in 2020. The problem is clear, the most sophisticated phishing attacks are slipping right past Secure Email Gateways (SEGs) and native tools for O365 and G-Suite, leaving organizations vulnerable to attack.

Tessian is different.

Download the Defender Threat Catalogue to:

  • See real examples of malicious emails Tessian Defender has detected
  • Understand how Tessian Defender catches the threats that slip past other solutions
  • Learn how Tessian Defender helps reinforce training and improve employees' security reflexes over time

Whitepaper: Human Layer Security for Microsoft Office 365

by TessianJun 28, 2021

Tessian's Human Layer Security platform is designed to enhance the rule-based and sandbox approaches of Microsoft 365 Defender (ATP), to detect and stop newer and previously unknown attacks from external sources, domain, brand, and service impersonations, and data loss by internal users.

Download the solutions brief to learn...

  • Why O365 accounts are so vulnerable to attacks
  • If O365 ATP is enough to protect your email
  • Deep dive on O365 ATP protection and capabilities
  • Tessian's Microsoft 365 integration and what it means for your email security environment
  • More about Tessian Defender and how it catches inbound email attacks that bypass Microsoft 365

Research Report: The State of DLP Report

by TessianJun 28, 2021

Data loss — whether accidental or intentional — is a big problem for organizations. Why? Because people control our data, and people break the rules and make mistakes. We're only human.

The question is: Do security, compliance, and IT leaders have true visibility over how their employees are handling and mishandling data on email?

According to our research, not yet. But, after reading this report, they should have enough information to inform their view.