System information

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Requirements
Before getting started, verify that you have the following deployed and running in your environment:
Email Server configured to utilize journaling
Barracuda Message Archiver firmware version 3.2 or higher
Barracuda Spam Firewall firmware version 6.0 or higher
Define Encryption Policies
Encryption is configured at the domain level while an encryption policy is configured at the global level, for example, by sender domain or email
address. Global encryption policies apply to all domains from which encrypted email messages are sent. From the BLOCK/ACCEPT page in the
Barracuda Spam Firewall, specify the outbound encryption rules for global system-managed filtering including:
Content Filtering - Specify message delivery filtering based on expressions
Custom Content Filters - Filter based on subject line, message headers, message body and attachment file type
Attachment Filtering - Block, quarantine, encrypt, or redirect outbound messages based on patterns or file extensions
Predefined DLP and HIPAA Compliance Filters - Filter based on predefined as specified on the data leakage patterns BLOCK/ACCEP
pageT > Content Filters
Activate Encrypted Mail Archiving
Use the following steps to specify encrypted email archival on the Barracuda Message Archiver:
Log in to the Barracuda Spam Firewall as the administrator, and go to the page.BASIC > Administration
In the section, e enter theEmail Encryption Service nter an email address in the Valid Test Email Address field to test encryption, and
Barracuda Message Archiver the IP address in the associated field:
Specify any additional settings, and then click .Email Encryption Service Save Changes
Log in to the Barracuda Message Archiver as the administrator, and go to page.MAIL SOURCES > SMTP/IM
In the section, set to .Enable SMTP/IM Forwarding Enable SMTP/IM Forwarding Yes
In the section, add the Barracuda Spam Firewall IP address, click , and then click .Trusted SMTP Servers Add Save Changes
Verify Inbound and Outbound Email Archival
Log in to the Barracuda Spam Firewall as the administrator, and go to the page.BASIC > Administration
In the section, click . The recipient will receive a notification once the test emailEmail Encryption Service Test Encryption Connection
Important
Upon activating archived mail encryption, the Barracuda Spam Firewall periodically contacts the Message Center for new mail sent or
received for your domain. To ensure a secure outbound connection and delivery of email to the Barracuda Message Archiver, port 4234
must be open.
See for additional information.Encryption of Outbound Mail 6.x