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Attention

As of March 1, 2022, the legacy Barracuda Essentials Security, Compliance, and Complete editions are no longer available for purchase. Only existing customers can renew or add users to these plans.

Following October 30, 2022, the documentation and trainings will no longer be updated and will contain outdated information.

For more information on the latest Email Protection plans, see Barracuda Email Protection.

To update your bookmarks, see the following for the latest documentation and trainings:

Note that MSP customers should continue to follow Barracuda Essentials for MSPs.

Inbound Email Precedence

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Table 1. Inbound Email Precedence

The described behaviors and settings are allowed, blocked, or quarantined in the following order of precedence.

Behavior/SettingActionReason
Antivirus scan is set to blockBlockedAntivirus
Advanced Thread Protection (ATP) is set to blockBlockedAdvanced Threat Protection
Sender policy is set to exemptAllowedSender Policies
User policy is set to exemptAllowedRecipient Policies
Default scan policy is set to exempt for all usersAllowedRecipient Policies
Message content filter is set to allow for sendersAllowedFrom Address
The "From" address that uses your domain is set to blockBlockedSender Spoof Protection
Message content filter is set to allowAllowed

Message content filters:
Recipient
Subject Content
Header Content
Body Content

IP policy for valid first non-trusted forwarder is set to exempt AllowedIP Address Policies
IP policy for valid first non-trusted forwarder is set to block BlockedIP Address Policies
Sender policy is set to blockBlockedSender Policies
Sender policy is set to quarantine QuarantinedSender Policies
Attachment policy is set to blockBlockedAttachment Filter
Attachment policy is set to quarantineQuarantinedAttachment Filter
Password-protected Microsoft Office attachment is set to blockBlockedOffice Protected
Password-protected Microsoft Office attachment is set to quarantineQuarantinedOffice Protected
Message is set to block based on the selected character classBlockedLanguage Policies
Message is set to quarantine based on the selected character classQuarantinedLanguage Policies
Message content filter is set to blockBlocked

Message content filters:
Attachment Content
Sender
Recipient
Header Content
Subject Content
Body Content

Message content filter is set to quarantineQuarantinedMessage content filters:
Attachment Content
Sender
Recipient
Header Content
Subject Content
Body Content
Barracuda Reputation Block List is set to blockBlockedBarracuda Reputation
Barracuda Reputation Block List is set to quarantineQuarantinedBarracuda Reputation
Custom RBLs is set to blockBlockedRealtime Block List
Barracuda real-time system (BRTS) is set to blockBlockedBarracuda Real-Time System (BRTS)
Barracuda real-time system (BRTS) is set to quarantineQuarantinedBarracuda Real-Time System (BRTS)
Domain Based Message Authentication (DMARC) inspection is set to blockBlockedDMARC
Domain Based Message Authentication (DMARC) inspection is set to quarantineQuarantinedDMARC
DomainKeys Identified Mail (DKIM) inspection is set to blockBlockedDKIM
DomainKeys Identified Mail (DKIM) inspection is set to quarantineQuarantinedDKIM
Sender Policy Framework (SPF) check is set to blockBlockedSender Policy Framework (SPF)
Sender Policy Framework (SPF) check is set to quarantineQuarantinedSender Policy Framework (SPF)
Barracuda Anti-Fraud Intelligence (BAFi) score check is set to blockBlockedAnti-Fraud
Barracuda Anti-Fraud Intelligence (BAFi) score check is set to quarantineQuarantinedAnti-Fraud
Cloudscan scoring is set to blockBlockedScore
Cloudscan scoring is set to quarantineQuarantinedScore
Bulk Email is set to blockBlockedBulk Email
Bulk Email is set to quarantineQuarantinedBulk Email

Multi-level intent analysis check is set to block

BlockedIntent Analysis
Multi-level intent analysis check is set to quarantineQuarantinedIntent Analysis