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Maturity Calculation (CSF 1.1)

Learn how Hyver calculates maturity scores using NIST CSF 1.1, including how findings, assets, and ratings factor into the result.

Updated over 5 months ago

Overview

Hyver calculates your organizational maturity score by combining inputs like ratings, linked findings, technologies, processes, and system-generated insights. This article explains how the scoring process works under the NIST CSF 1.1 framework.


Organizational Maturity Score Requirements

To calculate an overall maturity score, your assessment must meet the following thresholds:

  • 50% of subcategories within each category must be rated

  • 50% of categories within a function must be complete

  • At least 3 out of 5 functions (60%) must be completed to calculate the organizational maturity score

Note: For CSF 2.0, the threshold is 4 of 6 functions (67%).


How Findings Affect Scoring

  • A finding linked to multiple subcategories applies its maturity level to all of them

  • If multiple fixed findings are present, their average is used in scoring

  • When multiple findings are linked to a subcategory, Hyver uses the lowest maturity level

  • Fixed findings (manual): default to maturity level 3

  • Automatically fixed findings: assigned maturity level 2

  • Critical/High severity findings: maturity level 1

  • Low/Medium severity findings: maturity level 2


Subcategory Score Calculation

Scoring is based on a weighted model depending on which elements are present:

Data Source Used

Weighting

Rating + findings + tech + processes

25% each

Only manual rating

100%

Only findings

100%

Only technologies

100%

Only processes

100%

Rating is “Unknown” or “Not Relevant”

100% of linked items (if any); otherwise, no score

Hyver ensures a linked technology or process is only used if it improves the score. If it would lower the result, it is not factored in.


Wrap-up / Next Steps

Understanding how maturity scores are calculated allows you to make informed decisions when rating subcategories, linking findings, or setting targets. Review which data sources you’ve contributed to each subcategory to ensure a balanced and accurate maturity profile.

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