AC-12(2)—Session Termination | Termination Message
IL5
IL6
>Control Description
Display an explicit logout message to users indicating the termination of authenticated communications sessions.
>DoD Impact Level Requirements
No specific parameter values or requirements for this impact level.
>Discussion
Logout messages for web access can be displayed after authenticated sessions have been terminated. However, for certain types of sessions, including file transfer protocol (FTP) sessions, systems typically send logout messages as final messages prior to terminating sessions.
>Assessment Interview Topics
Questions assessors commonly ask
Process & Governance:
- •What formal policies and procedures govern the implementation of AC-12(2) (Termination Message)?
- •Who are the designated roles responsible for implementing, maintaining, and monitoring AC-12(2)?
- •How frequently is the AC-12(2) policy reviewed and updated, and what triggers policy changes?
- •What training or awareness programs ensure personnel understand their responsibilities related to AC-12(2)?
Technical Implementation:
- •Describe the specific technical mechanisms or controls used to enforce AC-12(2) requirements.
- •What automated tools, systems, or technologies are deployed to implement AC-12(2)?
- •How is AC-12(2) integrated into your system architecture and overall security posture?
- •What configuration settings, parameters, or technical specifications enforce AC-12(2) requirements?
Evidence & Documentation:
- •What documentation demonstrates the complete implementation of AC-12(2)?
- •What audit logs, records, reports, or monitoring data validate AC-12(2) compliance?
- •Can you provide evidence of periodic reviews, assessments, or testing of AC-12(2) effectiveness?
- •What artifacts would you present during a FedRAMP assessment to demonstrate AC-12(2) compliance?
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