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API Reference — Performing NIST CSF Maturity Assessment

Libraries Used

  • csv: Parse and generate assessment CSV files
  • pathlib: File operations

CLI Interface

python agent.py assess --csv assessment_responses.csv
python agent.py gaps --csv assessment_responses.csv
python agent.py template [--output template.csv]
python agent.py executive --csv assessment_responses.csv

Core Functions

assess_from_csv(assessment_file) — Calculate maturity scores

Scores each NIST CSF function (Identify, Protect, Detect, Respond, Recover). Calculates overall maturity level (1-4 scale) and gap-to-target.

generate_gap_analysis(assessment_file) — Prioritized gap report

Classifies gaps: HIGH (>=2 gap), MEDIUM (>=1), LOW (<1).

create_assessment_template(output_file) — Generate blank assessment CSV

Produces CSV with all 23 CSF categories, score/target/evidence columns.

generate_executive_summary(assessment_file) — Board-level report

NIST CSF Functions & Categories (23 total)

Function Categories
IDENTIFY ID.AM, ID.BE, ID.GV, ID.RA, ID.RM, ID.SC
PROTECT PR.AC, PR.AT, PR.DS, PR.IP, PR.MA, PR.PT
DETECT DE.AE, DE.CM, DE.DP
RESPOND RS.RP, RS.CO, RS.AN, RS.MI, RS.IM
RECOVER RC.RP, RC.IM, RC.CO

Maturity Levels

Level Name Description
1 Partial Not formalized
2 Risk Informed Approved but not org-wide
3 Repeatable Formally expressed as policy
4 Adaptive Continuous improvement

Dependencies

No external packages — Python standard library only.