security policy filter

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Definition(s):

A hardware and/or software component that performs one or more of the following functions: content verification to ensure the data type of the submitted content; content inspection to analyze the submitted content and verify that complies with a defined policy; malicious content checker that evaluates the content for malicious code; suspicious activity checker that evaluates or executes the content in a safe manner, such as in a sandbox or detonation chamber and monitors for suspicious activity; or content sanitization, cleansing, and transformation, which modifies the submitted content to comply with a defined policy.
Source(s):
NIST SP 800-53 Rev. 5

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

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See NISTIR 7298 Rev. 3 for additional details.