NIST 800-171 Revision 3, Family Control "System and Information Integrity" focuses on ensuring the trustworthiness and reliability of Controlled Unclassified Information (CUI) processing systems. It emphasizes protecting these systems from unauthorized modification, preventing malicious code, and using trusted sources for information and software.

ITAR Related: Requires that systems and information are protected from unauthorized modification or corruption. SI controls, such as anti-virus software and integrity checks, help ensure that controlled technical data is not compromised.

CMMC 2.0 Level 1:

(xii) Identify, report, and correct information and information system flaws in a timely manner.

(xiii) Provide protection from malicious code at appropriate locations within organizational information systems.

(xiv) Update malicious code protection mechanisms when new releases are available.

(xv) Perform periodic scans of the information system and real-time scans of files from external sources as files are downloaded, opened, or executed.