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KBIS, bank details, supporting documents: how to avoid leaks

Published on 2026-04-165 min readFlorian

Supporting documents remain a classic weak point

KBIS extracts, bank details, identity documents, contracts, and certificates often move between product, support, and operations. As soon as document storage is too permissive, these files become an immediate risk.

For more — see our external review for HR SaaS.

Useful checks

  • link lifetime;
  • client separation;
  • direct-download paths;
  • logs and temporary copies;
  • support and back-office access.
  • For HR & Payroll vendors

    CleanIssue specializes in security reviews for HR, payroll, and recruiting software. If you're building an HRIS, payroll tool, or ATS and want an external review of your exposure before a client audit or security questionnaire, see our offer for HR & Payroll vendors.

    Go further

    Related articles

    Three adjacent analyses to keep exploring the same attack surface.

    Sources

    Written by Florian
    Reviewed on 2026-04-16

    Editorial analysis based on official vendor, project, and regulator documentation.

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