CMMC Ready — CMMC Level 2
80% NIST 800-171 coverage. 2 control gaps identified.
CMMC Status
CMMC Ready
Target Level
Level 2
NIST Coverage
80%
Barracuda Email Security Government
by Barracuda Networks
Overview
Barracuda Email Security Government by Barracuda Networks is an email & messaging solution with FedRAMP authorization targeting CMMC Level 2 compliance. It provides 80% coverage of NIST 800-171 controls for defense contractors handling CUI.
What This Means for Defense Contractors
Barracuda Email Security Government meets the architectural requirements for CMMC Level 2. However, CMMC compliance depends on your entire system boundary — not just individual tools. There are 2 NIST 800-171 control gaps that need remediation before assessment. Defense contractors using Barracuda Email Security Government should verify that their System Security Plan (SSP) documents how this tool fits within their authorization boundary.
NIST 800-171 Coverage
Control Gaps
Using Barracuda Email Security Government without addressing these NIST 800-171 controls may result in findings during a CMMC assessment:
Strengths
Using Barracuda Email Security Government in a CMMC Environment
For defense contractors already using Barracuda Email Security Government, the path to CMMC compliance involves documenting the tool in your System Security Plan (SSP), ensuring proper access controls are configured, and validating that Barracuda Email Security Government's security controls align with your authorization boundary. With 80% NIST 800-171 coverage, Barracuda Email Security Government provides a strong compliance foundation, though the 2 remaining control gaps will need compensating controls or supplementary tools.
CMMC-Ready Email & Messaging Alternatives
CMMC Compliance Analysis for Barracuda Email Security Government
Barracuda Email Security Government demonstrates strong CMMC Level 2 readiness with FedRAMP authorization and dedicated government cloud infrastructure, making it suitable for CUI processing within defense contractor environments. The solution excels in Access Control (AC) and System and Communications Protection (SC) control families through advanced threat protection, encryption, and user authentication mechanisms. Its automated compliance reporting and STIG-hardened configurations address System and Information Integrity (SI) requirements effectively. However, gaps in Media Protection (3.12.1) and System and Communications Protection (3.13.1) present notable deficiencies. The 3.12.1 gap indicates insufficient controls for sanitizing media containing CUI, while 3.13.1 suggests weaknesses in collaborative computing device controls. During C3PAO assessment, evaluators will scrutinize the DoD SRG IL4/IL5 implementation and validate that CUI email flows remain within authorized boundaries. The solution can exist within the CMMC authorization boundary due to its government cloud deployment and FedRAMP controls inheritance. Compared to Microsoft 365 GCC High or Google Workspace for Government, Barracuda offers superior threat detection but requires additional compensating controls for media protection gaps. The continuous monitoring capabilities provide strong ongoing compliance posture, though documented compensating controls will be essential for addressing identified NIST control gaps during formal assessment.
Configuration Guide
Configure Barracuda Email Security Government for optimal CMMC compliance by implementing data loss prevention (DLP) policies that classify and protect CUI emails automatically. Enable advanced encryption for all email communications and establish secure email gateways with multi-factor authentication. Document compensating controls in the System Security Plan (SSP) for 3.12.1 media protection gaps by implementing organizational policies for secure email archiving and deletion procedures. For 3.13.1 deficiencies, establish documented procedures restricting collaborative features and external sharing capabilities. Timeline for full remediation spans 8-12 weeks, including initial configuration (2-3 weeks), compensating control documentation (3-4 weeks), and testing/validation (3-5 weeks). Implement continuous monitoring through automated compliance dashboards and monthly security posture reviews. Configure SIEM integration to track CUI email handling and establish incident response procedures for email security events. Prepare evidence packages including configuration screenshots, DLP policy documentation, encryption certificates, user access logs, and security monitoring reports. Maintain detailed audit trails showing email security controls effectiveness and document any configuration changes through formal change management processes. Regular vulnerability assessments and patch management procedures must be documented and executed quarterly to maintain compliance posture throughout the assessment period.
Configuration Checklist
- 1Configure ISSO to enable DoD SRG IL4/IL5 compliance settings in Barracuda management console per NIST AC-2 requirements
- 2Implement sysadmin DLP policies to automatically classify and encrypt CUI emails addressing SC-8 transmission confidentiality
- 3Document ISSO compensating controls in SSP Section 3.12.1 for media protection gaps with organizational sanitization procedures
- 4Establish sysadmin multi-factor authentication for all administrative accounts per NIST IA-2(1) requirements
- 5Configure ISSO automated compliance reporting dashboards for continuous monitoring per NIST SI-4 requirements
- 6Implement sysadmin secure email gateway configurations restricting external collaboration per compensating controls for 3.13.1
- 7Document ISSO incident response procedures in SSP Section 3.6 for email security events and CUI breaches
- 8Schedule C3PAO quarterly security assessments and vulnerability testing per NIST RA-5 requirements
- 9Configure sysadmin SIEM integration for email security monitoring and audit trail generation per NIST AU-6
- 10Establish ISSO formal change management procedures for all email security configuration modifications per NIST CM-3
Frequently Asked Questions
Is Barracuda Email Security Government CMMC compliant?
Barracuda Email Security Government meets CMMC Level 2 requirements with 80% NIST 800-171 control coverage.
What NIST 800-171 controls does Barracuda Email Security Government cover?
Barracuda Email Security Government covers 80% of the 110 NIST 800-171 controls, with 2 gaps primarily in 3.12.1 and 3.13.1 control families.
What are the CMMC compliance gaps for Barracuda Email Security Government?
The primary gaps are in controls 3.12.1, 3.13.1. These require supplementary tools or process controls to achieve full CMMC Level 2 compliance.
Check Your Full Tech Stack
See CMMC readiness scores for 80+ enterprise vendors.
Open CMMC Readiness CheckTurn this gap analysis into a remediation plan
This Barracuda Email Security Government readiness check is the start, not the answer. Book a 25-minute compliance assessment — you leave with a prioritized roadmap and a fixed-fee implementation quote.
Book a 25-min assessment