AU-12(1)—Audit Record Generation | System-wide and Time-correlated Audit Trail

IL4 High

IL5

IL6

>Control Description

Compile audit records from ⚙organization-defined system components into a system-wide (logical or physical) audit trail that is time-correlated to within ⚙organization-defined level of tolerance for the relationship between time stamps of individual records in the audit trail.

>DoD Impact Level Requirements

FedRAMP Parameter Values

AU-12 (1)-1 [all network, data storage, and computing devices]

>Discussion

Audit trails are time-correlated if the time stamps in the individual audit records can be reliably related to the time stamps in other audit records to achieve a time ordering of the records within organizational tolerances.

>Related Controls

AU-8

SC-45

>Assessment Interview Topics

Questions assessors commonly ask

Process & Governance:

•What formal policies and procedures govern the implementation of AU-12(1) (System-Wide And Time-Correlated Audit Trail)?
•Who are the designated roles responsible for implementing, maintaining, and monitoring AU-12(1)?
•How frequently is the AU-12(1) policy reviewed and updated, and what triggers policy changes?
•What training or awareness programs ensure personnel understand their responsibilities related to AU-12(1)?

Technical Implementation:

•Describe the specific technical mechanisms or controls used to enforce AU-12(1) requirements.
•What automated tools, systems, or technologies are deployed to implement AU-12(1)?
•How is AU-12(1) integrated into your system architecture and overall security posture?
•What configuration settings, parameters, or technical specifications enforce AU-12(1) requirements?

Evidence & Documentation:

•What documentation demonstrates the complete implementation of AU-12(1)?
•What audit logs, records, reports, or monitoring data validate AU-12(1) compliance?
•Can you provide evidence of periodic reviews, assessments, or testing of AU-12(1) effectiveness?
•What artifacts would you present during a FedRAMP assessment to demonstrate AU-12(1) compliance?

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