The Barracuda Spam Firewall keeps your sensitive communication safe by using AES with 256-bit keys to encrypt outbound email. For email traffic between sites over the online , the Barracuda Spam Firewall Message Transport Agent supports SMTP over TLS.
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Learn What Barracuda Can Do For You

 The encryption is handled by Barracuda’s cloud-based service to dump work from your servers and ensure fast email delivery. An added advantage of the Barracuda Email Security Gateway is the optimized processing of each email to maximise performance and capability to filter many messages per day.

Try Barracuda Spam Firewall 

Supported Operating System(s):

Cloud, SaaS, Web based

Key Modules:

First lets understand what to expect from this software in a general overview.


  • Advanced Threat Protection
  • Spam Protection

  • Virus Protection

  • DoS Attack Protection

  • Email Spooling
  • Encryption

  • Outbound Filtering

  • Cloud-Based Central Management


  • Email Protection:

    • Barracuda Essentials

    • Barracuda Sentinel

    • Barracuda PhishLine

    • Email Security Gateway

    • Message Archiver

    • Barracuda Total Email Protection

    • Barracuda Email Security Gateway

    • Barracuda Email Threat Scanner

  • Network Security

    • Barracuda CloudGen WAN

    • Barracuda CloudGen Firewall

    • Barracuda CloudGen Access

    • Barracuda Firewall Insight

    • Barracuda Content Shield

    • Barracuda Web Security Gateway

  • Application & Cloud Security

    • Barracuda Cloud Application Protection

    • Barracuda Web Application Firewall

    • Barracuda Cloud Security Guardian

    • Barracuda Load Balancer ADC

    • Barracuda WAF-as-a-Service

  • Data Protection

    • Barracuda Backup


  • On-Premises Deployment Options

  • Saas Deployments

  • Healthcare

  • K-12 Education

  • Retail

  • Financial Services

  • Barracuda Security Insights

  • Advanced Threat Protection

  • Ransomware Protection

  • GDPR Compliance

Why Choose Barracuda?

The Barracuda Email Security Gateway, an integrated physical appliance and software solution, uses a multilayered approach to supply the foremost comprehensive email protection available against spam, viruses, spoofing, phishing and spyware attacks.

Barracuda Central engineers diligently work 24x7 monitoring spam and virus threats round the world. Since response times are crucial with real-time threats, when one is detected the Barracuda Email Security Gateway uses Barracuda Real-Time Protection to mitigate these threats as they emerge without waiting for new updates.

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How can I log into Barracuda Email Security?
Go to
  1. Click 'Login' on the top right of the page.
  2. Enter your login credentials, and click 'Login'.
How does Barracuda Email Security Work?
The Barracuda Spam Firewall scans email and incoming files using three layers of powerful virus scanning technology. The firewall connects to the Barracuda Security Cloud to for the most up-to-date protection against the latest email-borne threats. Threats do not always come from the outside.
How can I create account with Barracuda Email security?
If you do not have a Barracuda Cloud Control account, go to and click Create a User. Enter your name, email address, and company name, and specify whether this is a partner account. Click Create User.
How to install Barracuda Email Security?
  1. Double-click the setup.exe file for the Barracuda Network Access Client. 
  2. After the installation files are prepared, the Install Shield Wizard starts the setup process. 
  3. Click Next to continue.
  4. Accept the License Agreement, and click Next.
How to delete Barracuda Email Security account?
  1. Log in to Barracuda Cloud Control using your partner credentials.
  2. Click the Home link in the left pane, and click Partner > Customer Accounts
  3. The Manage Customer Accounts page displays.
  4. Click on the customer you want to remove, then click Remove Customer.
Does Barracuda Email Security have an app?
This Barracuda app collects and visualizes information from your Barracuda Email Security Service.
How can I uninstall Barracuda Email?
  1. Open the Windows Control Panel.
  2. Navigate to Programs and Features.
  3. Select the Barracuda Network Access Client in the program list.
  4. Double-click the item. You can also right-click it and select Uninstall.
  5. Wait until the uninstallation has finished.
How can I stop Barracuda Web Filter?
  1. Navigate to Block/Accept > Exceptions.
  2. Set the Action to Block.
  3. Click on Lookup.
  4. From the pop-up, select Unauthenticated.
  5. Under Category, select All Web Traffic.
  6. Click Add.
How can I contact with Email Security technical team?

Get technical support for Barracuda Enterprise or Business products. Search the knowledge base, or access partner program and premium support services. For that you can visit

How much does Barracuda cost?

Barrcuda Pricing starts at $2.63 per month, per user. Barracuda offers Standard 24/7 phone-based support as well as Premium Support (includes a dedicated Technical Account manager) and Concierge Support (for white-gloved service).

How does Barracuda Email Security Work?
The Barracuda Message Center utilizes Advanced Encryption Service with a 256-bit cipher, commonly known as AES-256. The first time an email is received for a recipient, a unique key is generated. Emails (including attachments) are encrypted using the recipient's key.
Are Barracuda emails safe?
Secure Your Communication with Email Encryption

The Barracuda Email Security Service secures your mail by encrypting it during transport to the Barracuda Message Center, encrypting it at rest for storage in the cloud, and providing secure retrieval by your recipients through HTTPS Web access.
How do I send secure email Barracuda?
Log into the Barracuda Email Security Gateway as the administrator, and go to the Basic > Administration page. In the Email Encryption Service section, click Test Encryption Connection. The recipient will receive a notification once the test email is available in the Barracuda Message Center.
How do I access Barracuda Email Security Gateway?
Enter http://<barracuda system address or name>:8000 in your web browser to access the Barracuda Email Security Gateway web interface. Enter your username and password, and click Login. Your login information was included in the greeting message sent to you from the Barracuda Email Security Gateway.
Why is Barracuda email secure?
With the Barracuda Email Security Gateway, protecting against inbound malware, spam, phishing, and Denial of Service attacks ensures that business productivity isn't impacted by attacks through the email system.

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