TESSIAN IS NOW Proofpoint Core Email Protection API and Adaptive Email DLP Proofpoint and Tessian, a leader in the use of advanced AI for email securi
Tessian is praised for its strong AI-driven email security features that significantly reduce human error risks. Users appreciate its intuitive interface and effective threat detection capabilities. However, some complaints focus on the occasional false positives and a steep learning curve for new users. In terms of pricing, sentiment appears mixed, with some finding it reasonable for its robust security offerings, while others see it as on the higher end. Overall, Tessian enjoys a positive reputation as a reliable and innovative solution in the email security space.
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Tessian is praised for its strong AI-driven email security features that significantly reduce human error risks. Users appreciate its intuitive interface and effective threat detection capabilities. However, some complaints focus on the occasional false positives and a steep learning curve for new users. In terms of pricing, sentiment appears mixed, with some finding it reasonable for its robust security offerings, while others see it as on the higher end. Overall, Tessian enjoys a positive reputation as a reliable and innovative solution in the email security space.
Features
Use Cases
Industry
computer & network security
Employees
41
Funding Stage
Merger / Acquisition
Total Funding
$130.4M
Tessian uses a tiered pricing model. Visit their website for current pricing details.
Key features include: Stop more threats with an additional integrated layer of AI-powered detection, Prevent accidental and intentional data loss over email, Reduce email risk and remediation costs, Join a live Protect event—learn how to protect people, data, and AI, Stop cyberthreats with AI-driven multichannel protection., Experience Core Email Protection in action—block 99.99% of email threats, Transform data security with a unified, omnichannel approach., Unify AI security across people, agents, and MCP.
Tessian is commonly used for: Comprehensive solutions for today’s cybersecurity threats..
Tessian integrates with: Microsoft 365, Google Workspace, Slack, Salesforce, Zoom, ServiceNow, Okta, Splunk, Jira, Cisco.
Secure people, data, and AI with Proofpoint | RSAC 2026
Mar 24, 2026
