NIST 800-53_SI-3

NIST 800-53

System and Information Integrity


Malicious Code Protection

a. Implement [Selection (one or more): signature based; non-signature based] malicious code protection mechanisms at system entry and exit points to detect and eradicate malicious code;b. Automatically update malicious code protection mechanisms as new releases are available in accordance with organizational configuration management policy and procedures;c. Configure malicious code protection mechanisms to:1. Perform periodic scans of the system [Assignment: organization-defined frequency] and real-time scans of files from external sources at [Selection (one or more): endpoint; network entry and exit points] as the files are downloaded opened or executed in accordance with organizational policy; and2. [Selection (one or more): block malicious code; quarantine malicious code; take [Assignment: organization-defined action]]; and send alert to [Assignment: organization-defined personnel or roles] in response to malicious code detection; andd. Address the receipt of false positives during malicious code detection and eradication and the resulting potential impact on the availability of the system.


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