
Tessian: AI Email Security and DLP
Tessian supports small and mid-market companies in reducing the risk of phishing attacks and misdirected emails. It is designed for organizations looking to manage remediation costs associated with human error in email.
At a glance
- Category
- Browse Security tools
- Best for
- Small Businesses, Mid-Market Companies, Enterprise Companies
- Pricing
- Pricing was not clearly available from the provided evidence. Buyers should confirm current pricing on the vendor website.
- Key use cases
- Phishing Defense, Data Loss Prevention, Security Analyst Support
- Official website
- Visit tessian official website

Tessian is an email security platform integrated into the Proofpoint Core Email Protection suite. It focuses on the human layer of risk, using AI to detect threats by analyzing behavioral patterns.
The tool is designed for a range of business sizes, from small businesses to large enterprises. It specifically targets phishing threats and the accidental sending of sensitive data to incorrect recipients.
Buyers should note that Tessian is now part of the Proofpoint ecosystem, and its capabilities are delivered as part of Proofpoint's security approach. Those considering the software should confirm how the API and Gateway delivery methods fit into their current IT infrastructure.
Key Features
AI-Powered Detection
Uses AI to identify phishing threats and anomalies in email communication.
Behavioral Analysis
Analyzes communication patterns to detect threats based on user interaction.
Adaptive Email DLP
Designed to help prevent the accidental or intentional exfiltration of sensitive data via email.
Phishing Protection
Identifies and blocks advanced phishing attempts targeting employees.
Use Cases
Phishing Defense
Defending the organization against advanced phishing attacks that target human error.
Data Loss Prevention
Helping to prevent sensitive data from being sent to incorrect recipients through misdirected emails.
Security Analyst Support
Supporting security teams with AI-driven detection to help identify threats.
Best For
- Small Businesses
- Mid-Market Companies
- Enterprise Companies
Pricing
Pricing was not clearly available from the provided evidence. Buyers should confirm current pricing on the vendor website.
FAQ
What happened to Tessian?
- Tessian is now part of Proofpoint, and its technology is integrated into Proofpoint Core Email Protection API and Adaptive Email DLP.
Who is Tessian designed for?
- The software is designed for a range of organizations, from small businesses to large enterprises.
How does Tessian handle data loss?
- It uses adaptive email DLP and AI-powered behavioral detection to help prevent misdirected emails and the exfiltration of sensitive data.
Source category: Security
Source subcategory: Email Security
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Categories
Software Type
How AI is used
Tessian is an AI-driven email security platform, now part of Proofpoint Core Email Protection, designed for businesses of all sizes. It supports workflows for phishing defense and data loss prevention by using behavioral analysis.
Pros & Cons
Pros
- Focuses on human error and behavioral risks
- Combines phishing protection and data loss prevention
- Uses AI for dynamic threat detection
Cons
- Pricing details are not clearly available from the provided evidence
- The transition to Proofpoint Core Email Protection may require buyers to review new packaging options