SI-14(2) Non-persistent Information

Control enhancement of SI-14 Non-persistence

Control

(a)

[Assignment: Selection: refresh [si-14.02_odp.02] [si-14.02_odp.03] | generate [si-14.02_odp.04] on demand] ; and

(b)

Delete information when no longer needed.

Discussion

Retaining information longer than is needed makes the information a potential target for advanced adversaries searching for high value assets to compromise through unauthorized disclosure, unauthorized modification, or exfiltration. For system-related information, unnecessary retention provides advanced adversaries information that can assist in their reconnaissance and lateral movement through the system.

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Control catalog and framework text on this page is reproduced from official NIST publications — a public-domain work of the U.S. Government (17 U.S.C. §105). Maverc commentary, groupings, and readiness guidance are our own and are not part of any NIST publication.