Barracuda Email Security vs Tessian

Barracuda Email Security and Tessian are both enterprise email gateway solutions. Barracuda Email Security email threat protection platform available as gateway appliance or cloud service, 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.

Updated Feb 2026
How we compare:This comparison is based on official documentation, public pricing, community discussions, and aggregated user feedback, not hands-on testing by our team. We organize what real users and practitioners are saying across the web.

The Bottom Line

Choose Barracuda Email Security if significantly lower pricing than Proofpoint and Mimecast is your priority and small-to-mid-market organizations wanting effective email security at a lower price point than Proofpoint or Mimecast. 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.

Choose Barracuda Email Security if:

  • You value significantly lower pricing than Proofpoint and Mimecast
  • You value available as both appliance and cloud service for deployment flexibility
  • You value straightforward administration with less complexity
  • You want to avoid now part of Proofpoint — future as standalone product uncertain
  • You want to avoid not a full email gateway replacement

Choose Tessian if:

  • 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 detection efficacy below Proofpoint for advanced targeted threats
  • You want to avoid cloud-native API protection less mature than gateway product

Feature Comparison

FeatureBarracuda Email SecurityTessian
PricingFrom $3.60/user/month / appliance pricing variesCustom pricing / per-user licensing
Pricing ModelPer-user subscription or appliance licensePer-user subscription
Open SourceNoNo
DeploymentCloud, Self-HostedCloud
Best ForSmall-to-mid-market organizations wanting effective email security at a lower price point than Proofpoint or MimecastOrganizations concerned about both inbound email threats and accidental data loss from misdirected emails and human error
Multi-layer email threat scanningSupportedNot available
Link and attachment sandboxingSupportedNot available
Anti-spam and anti-malware filteringSupportedNot available

Sources

Related

Barracuda Email Security AlternativesTessian AlternativesBarracuda Email Security OverviewTessian Overview