SI-3(4)

Requirement

Update malicious code protection mechanisms only when directed by a privileged user.

Discussion

Protection mechanisms for malicious code are typically categorized as security-related software and, as such, are only updated by organizational personnel with appropriate access privileges.

NIST 800-53A Assessment Guidance

Examine

[SELECT FROM: System and information integrity policy; system and information integrity procedures; procedures addressing malicious code protection; list of privileged users on system; system design documentation; malicious code protection mechanisms; records of malicious code protection updates; system configuration settings and associated documentation; system audit records; system security plan; other relevant documents or records].

Interview

[SELECT FROM: System/network administrators; organizational personnel with information security responsibilities; system developers; organizational personnel installing, configuring, and/or maintaining the system; organizational personnel responsible for malicious code protection].

Test

[SELECT FROM: Mechanisms supporting and/or implementing malicious code protection capabilities].

ID	Assessment Objectives
SI-03(04)	malicious code protection mechanisms are updated only when directed by a privileged user.

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