AC-9(2)—Successful And Unsuccessful Logons
>Control Description
Notify the user, upon successful logon, of the number of ☑successful logons; unsuccessful logon attempts; both during ⚙organization-defined time period.
>Supplemental Guidance
Information about the number of successful and unsuccessful logon attempts within a specified time period allows the user to recognize if the number and type of logon attempts are consistent with the user's actual logon attempts.
>Assessment Interview Topics
Questions assessors commonly ask
Process & Governance:
- •What formal policies and procedures govern the implementation of AC-9(2) (Successful And Unsuccessful Logons)?
- •Who are the designated roles responsible for implementing, maintaining, and monitoring AC-9(2)?
- •How frequently is the AC-9(2) policy reviewed and updated, and what triggers policy changes?
- •What training or awareness programs ensure personnel understand their responsibilities related to AC-9(2)?
Technical Implementation:
- •Describe the specific technical mechanisms or controls used to enforce AC-9(2) requirements.
- •What automated tools, systems, or technologies are deployed to implement AC-9(2)?
- •How is AC-9(2) integrated into your system architecture and overall security posture?
- •What configuration settings, parameters, or technical specifications enforce AC-9(2) requirements?
Evidence & Documentation:
- •What documentation demonstrates the complete implementation of AC-9(2)?
- •What audit logs, records, reports, or monitoring data validate AC-9(2) compliance?
- •Can you provide evidence of periodic reviews, assessments, or testing of AC-9(2) effectiveness?
- •What artifacts would you present during a FedRAMP assessment to demonstrate AC-9(2) compliance?
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