AC.L2-3.1.22[d]: Confirm That Login Banner Content Meets Compliance Requirements

Mapped to NIST 800-171 Requirement: 3.1.22
CMMC Assessment Objective: AC.L2-3.1.22[d]

What This Objective Means
This is the final piece of the system use notification control. You’ve:
• Defined the requirement in policy and procedure
• Configured your systems to show banners before login
Now, you need to verify that the text of those banners is complete and compliant.
The message must include language that communicates:
• Authorized use only
• User activity may be monitored
• By logging in, the user consents to that monitoring

Why It Matters
A banner that lacks proper content:
• Fails to establish legal grounds for monitoring
• Doesn’t deter unauthorized users
• May result in audit findings, even if the banner is shown
Compliant banner text protects your organization and enforces user accountability.

How to Implement It
• Standardize banner language across all systems
• Review banner text to ensure it includes:
◦ A warning about unauthorized access
◦ A statement that activity is monitored
◦ An acknowledgment that continuing means the user consents to these conditions
• Use language aligned with federal guidance (e.g., DoD login banners)
• Store a copy of the approved message in your System Security Plan (SSP)

Evidence the Assessor Will Look For
• Screenshots or system exports showing the exact banner text
• Documentation of the approved system use notification language
• Policies or procedures that reference the required content
• Consistent language across systems and access points

Common Gaps
• Banners exist but only say “Welcome” or “Authorized Users Only”
• No reference to monitoring or consent
• Different systems display different versions of the message

How Cuick Trac Helps
Cuick Trac supports this requirement by:
• Enforcing standardized, CMMC-aligned banner content across all entry points
• Displaying the banner before login and requiring user acknowledgment
• Providing documentation and screenshots to support assessments and audits
• Helping your team apply the same messaging to other platforms or tools
With Cuick Trac, your login banners don’t just appear—they say exactly what they need to.

Final CTA
Your login message is a legal agreement—make sure it’s written like one.
Schedule a Cuick Trac demo and put compliant banner content in front of every user, every time.

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