Barracuda Email Security Gateway by Barracuda Networks

Barracuda Email Security Gateway software reviews, alternatives, pricing, & feature 2026

4.5/5 from 134 reviews and ratings
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Email Security Software

Barracuda Email Security Gateway reviews and summary

The Barracuda Email Security Gateway is a versatile, cloud-based service that provides comprehensive inbound and outbound email filtering. It defends against a wide range of threats including spam, viruses, malware, phishing, and ransomware using multiple scanning engines and reputation analysis. A notable feature is its email spooling capability, which temporarily holds emails during an outage of the primary mail server, ensuring no messages are lost and delivering them once service is restored. This combination of threat protection and continuity makes it a resilient component of business communication infrastructure. This gateway is suitable for businesses of all sizes, from SMBs to large enterprises, that seek a reliable, all-in-one cloud email s...

Best for

This gateway is suitable for businesses of all sizes, from SMBs to large enterprises, that seek a reliable, all-in-one cloud email security solution. It is particularly appealing to organizations wanting to enhance their Microsoft 365 or Google Workspace security or those needing built-in continuity to maintain email availability during unexpected disruptions.

Starting price Pricing not listed
Vendor Barracuda Networks
Key takeaways

Our verdict

Barracuda Email Security Gateway offers a well-rounded and resilient email security solution, effectively blending strong threat prevention with practical continuity features, making it a dependable choice for ensuring both the safety and reliability of business email.

Quick facts

Barracuda Email Security Gateway at a glance

Overall rating 4.5/5
Reviews 134
Starting price Pricing not listed
Vendor Barracuda Networks
Founded 2004
Location United States
Ratings

Barracuda Email Security Gateway ratings

Ratings in this section summarize available rating data. Software reviews are shown separately when users submit reviews.

4.5

/
5

134 reviews and ratings

Rating summary

Star distribution will appear after software reviews are submitted.

Decision notes

Barracuda Email Security Gateway pros and cons

Potential strengths

  • The profile combines email threat filtering with spooling, which may help teams think about security and continuity together.
  • Cloud, SaaS, and web-based deployment can suit organizations that do not want a desktop email security setup.
  • The listed coverage includes spam, virus, threat, DoS attack protection, data encryption, and centralization.
  • Support and training options are broad in the profile, including live rep, chat, live online, webinars, documentation, and in-person training.

Points to verify

  • Confirm how the gateway connects with your current mail environment and what setup work your IT team must handle.
  • Review spooling behavior during mail server outages, including delivery timing and admin visibility.
  • Test policy controls, quarantine review, and false positive handling before rolling it out widely.
  • Check which support and training options are included for your organization size and plan.
Buyer fit

Who uses Barracuda Email Security Gateway?

This gateway is suitable for businesses of all sizes, from SMBs to large enterprises, that seek a reliable, all-in-one cloud email security solution. It is particularly appealing to organizations wanting to enhance their Microsoft 365 or Google Workspace security or those needing built-in continuity to maintain email availability during unexpected disruptions.

Feature research

Barracuda Email Security Gateway features

These are common features buyers compare in Email Security Software. Product-specific availability should be confirmed with the vendor.

Attachment Security

Security features specifically designed to block or scan dangerous email attachments.

Data Encryption

Transform information into secure code to protect against unauthorized access.

Fraud Prevention Systems

Detect and mitigate potentially fraudulent or unauthorized actions through real-time monitoring.

Business Policy Administration

Administer and maintain organizational guidelines for various operational scenarios.

Email Quarantine

Isolate suspicious emails in a secure area for review and timed storage.

Anti-Spam Filtering

Advanced filtering systems designed to block spam and malware threats.

Access Filtering

Managing access by maintaining lists of approved or blocked entities, such as email addresses.

Pricing

Barracuda Email Security Gateway pricing

Starting price Pricing not listed

Pricing model: Per User

Pricing can change. Confirm current plans and terms with the vendor.

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Compare

Barracuda Email Security Gateway alternatives

Compare Barracuda Email Security Gateway with other Email Security Software tools that buyers often evaluate.

ProtonMail by Proton Technologies

4.5 (46)

ProtonMail is a secure email service built from the ground up with a core philosophy of privacy and data sovereignty. Based in Switzerland, it benefits from some of the world's str...

Avanan by Avanan

4.8 (42)

Avanan is a cloud-native security platform that takes a unique API-based approach to securing cloud email and collaboration suites like Microsoft 365, Google Workspace, and Slack....

Virtru by Virtru

4.6 (34)

Virtru is a prominent provider of end-to-end encryption solutions focused on making strong data protection accessible for email and file sharing. Its technology integrates seamless...

Paubox Email Suite by Paubox

5 (29)

Paubox Email Suite is a specialized email security and encryption platform built explicitly for the healthcare sector. Its primary goal is to enable HIPAA-compliant communication b...

Libraesva ESG by Libraesva

4.8 (24)

Libraesva ESG (Email Security Gateway) is part of a broader suite that also includes an Email Archiver and Load Balancer. The ESG itself is a highly effective, VB100-certified filt...

Graphus by Kaseya

4.4 (26)

Graphus is an AI-driven, cloud-native email security solution that automates the detection and response to phishing and social engineering attacks for Microsoft 365 and Google Work...

Cisco Secure Email by Cisco

4.6 (23)

Cisco Secure Email is a robust email security solution specifically engineered for Office 365 environments. It provides a comprehensive defense against modern email-borne threats,...

Software reviews

Barracuda Email Security Gateway software reviews

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FAQ

Barracuda Email Security Gateway FAQs

Barracuda Email Security Gateway is used to manage cloud-based email security. The profile includes threat, spam, virus, DoS attack protection, data encryption, centralization, and spooling protection.

The profile lists businesses across a wide range of sizes, from solo users through organizations with more than 1000 users. It is most relevant for teams reviewing email filtering and continuity needs.

Yes. Spooling protection is listed in the product profile. Buyers should confirm how spooling works during an outage and how messages are delivered after service returns.

Yes. The platform facts list cloud, SaaS, and web-based deployment. Desktop and on-premise deployment options are not enabled in the prepared platform details.

The profile lists 24/7 live rep and chat support. It also lists in-person training, live online training, webinars, and documentation.

Test mail flow, filtering accuracy, quarantine review, admin controls, spooling behavior, and user impact. Email security tools can look similar on paper, so real mail scenarios matter.
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