# SI-4(22) — Unauthorized Network Services

- **Control ID:** SI-4(22)
- **Family:** [SI](/md/families/SI.md)
- **Baselines:** high
- **Enhancement of:** [SI-4](/md/controls/SI-4.md)

## Description

Detect network services that have not been authorized or approved by \[assignment\] ; and \[assignment\] when detected.

## Discussion

Unauthorized or unapproved network services include services in service-oriented architectures that lack organizational verification or validation and may therefore be unreliable or serve as malicious rogues for valid services.

## Implementation guidance

No content available.

## CSF 2.0 subcategories

No content available.

## Related controls

- [CM-7](/md/controls/CM-7.md)

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Derived from official NIST publications (NIST SP 800-53 Rev 5 and NIST CSF 2.0). nistcontrols.com is not affiliated with NIST.