Creative Commons Attribution 4.0 International (CC BY 4.0)

The joined/derived data files produced by icsprio (everything under
data/processed/, including icsprio_joined.csv and icsprio_joined.parquet)
are licensed under CC BY 4.0: https://creativecommons.org/licenses/by/4.0/

Attribution required when redistributing or building on these outputs:

  Derived from icsprio (Ikwuogu & Mike-Ewewie), joining data from:
    - CISA ICS Advisories (Cybersecurity and Infrastructure Security Agency,
      U.S. Government work, public domain)
    - CISA Known Exploited Vulnerabilities (KEV) Catalog (public domain)
    - EPSS scores, FIRST.org, Inc. (see https://www.first.org/epss/ for terms)
    - CISA Vulnrichment (https://github.com/cisagov/vulnrichment, CC0-1.0)
    - MITRE ATT&CK for ICS (https://attack.mitre.org, subject to the ATT&CK
      Terms of Use: https://attack.mitre.org/resources/terms-of-use/)

Each underlying source's own license/terms continue to apply to that
source's contribution to the joined output; CC BY 4.0 governs icsprio's own
joining, scoring, and derived columns.
