Abnormal Security vs Tessian -- AI Email Security Compared
Abnormal Security vs Tessian
Abnormal Security and Tessian are both ai email security solutions. Abnormal Security aI-powered email security platform specializing in behavioral detection of social engineering attacks, while Tessian human layer security platform preventing inbound threats and outbound misdirected emails. The best choice depends on your organization's size, technical requirements, and budget.
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The Verdict
Choose Abnormal Security if superior detection of socially-engineered attacks with no malicious payload is your priority and organizations facing sophisticated social engineering and BEC attacks that bypass traditional email gateways. Choose Tessian if unique misdirected email prevention addresses a gap no other tool covers well matters most and organizations concerned about both inbound email threats and accidental data loss from misdirected emails and human error.
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Feature-by-Feature Comparison
| Feature | Tessian | Abnormal Security |
|---|---|---|
| Pricing | Custom pricing / per-user licensing | Custom pricing / per-user licensing |
| Pricing Model | Per-user subscription | Per-user subscription |
| Open Source | No | No |
| Deployment | Cloud | Cloud |
| Best For | Organizations concerned about both inbound email threats and accidental data loss from misdirected emails and human error | Organizations facing sophisticated social engineering and BEC attacks that bypass traditional email gateways |
| Business email compromise prevention | Not available | Supported |
| Vendor and supply chain fraud detection | Not available | Supported |
| Automated remediation and quarantine | Not available | Supported |
When to Choose Each Tool
Choose Tessian when:
- +You value unique misdirected email prevention addresses a gap no other tool covers well
- +You value behavioral AI catches threats that gateway solutions miss
- +You value real-time coaching helps users make better security decisions
- +You want to avoid does not replace a full email gateway — typically layers on top of one
- +You want to avoid less effective against traditional malware and payload-based attacks
Choose Abnormal Security when:
- +You value superior detection of socially-engineered attacks with no malicious payload
- +You value aPI-based deployment requires no MX record changes — deploys in minutes
- +You value behavioral AI catches novel attacks that signature-based tools miss
- +You want to avoid now part of Proofpoint — future as standalone product uncertain
- +You want to avoid not a full email gateway replacement
Other Abnormal Security Alternatives
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Pros & Cons Comparison
Tessian
Pros
- +Unique misdirected email prevention addresses a gap no other tool covers well
- +Behavioral AI catches threats that gateway solutions miss
- +Real-time coaching helps users make better security decisions
- +Prevents both intentional exfiltration and accidental data loss
- +API-based deployment with no MX record changes required
Cons
- –Now part of Proofpoint — future as standalone product uncertain
- –Not a full email gateway replacement
- –Narrower threat coverage than comprehensive email security platforms
- –Behavioral models require learning period to reduce initial false positives
- –No email archiving or compliance capabilities
Abnormal Security
Pros
- +Superior detection of socially-engineered attacks with no malicious payload
- +API-based deployment requires no MX record changes — deploys in minutes
- +Behavioral AI catches novel attacks that signature-based tools miss
- +Extremely low false positive rate due to identity-based detection
- +Strong vendor and supply chain fraud detection capabilities
Cons
- –Does not replace a full email gateway — typically layers on top of one
- –Less effective against traditional malware and payload-based attacks
- –Premium pricing for what is an additional security layer
- –Behavioral models need time to learn organization communication patterns
- –No email archiving, DLP, or compliance capabilities
Sources & References
- Abnormal Security — Official Website & Documentation[Vendor]
- Tessian — Official Website & Documentation[Vendor]
- Abnormal Security Reviews on G2[User Reviews]
- Tessian Reviews on G2[User Reviews]
- Abnormal Security Reviews on TrustRadius[User Reviews]
- Tessian Reviews on TrustRadius[User Reviews]
- Abnormal Security Reviews on PeerSpot[User Reviews]
- Tessian Reviews on PeerSpot[User Reviews]
- Gartner Magic Quadrant for Email Security 2024[Analyst Report]
- Forrester Wave: Enterprise Email Security, Q2 2024[Analyst Report]
- SE Labs: Email Security Gateway Tests[Independent Testing]
- Anti-Phishing Working Group: Phishing Activity Trends[Industry Research]
- Gartner Peer Insights: Email Security[Peer Reviews]
Abnormal Security vs Tessian FAQ
Common questions about choosing between Abnormal Security and Tessian.
What is the main difference between Abnormal Security and Tessian?
Abnormal Security and Tessian are both ai email security solutions. Abnormal Security aI-powered email security platform specializing in behavioral detection of social engineering attacks, while Tessian human layer security platform preventing inbound threats and outbound misdirected emails. The best choice depends on your organization's size, technical requirements, and budget.
Is Tessian better than Abnormal Security?
Choose Abnormal Security if superior detection of socially-engineered attacks with no malicious payload is your priority and organizations facing sophisticated social engineering and BEC attacks that bypass traditional email gateways. Choose Tessian if unique misdirected email prevention addresses a gap no other tool covers well matters most and organizations concerned about both inbound email threats and accidental data loss from misdirected emails and human error.
How much does Tessian cost compared to Abnormal Security?
Tessian pricing: Custom pricing / per-user licensing. Abnormal Security pricing: Custom pricing / per-user licensing. Tessian's pricing model is per-user subscription, while Abnormal Security uses per-user subscription pricing.
Can I migrate from Abnormal Security to Tessian?
Yes, you can migrate from Abnormal Security to Tessian. The migration process depends on your specific setup and the features you use. Both platforms offer APIs that can facilitate automated migration. Consider running both tools in parallel during the transition to ensure zero downtime.
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