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NY DEPT OF FINANCIAL SERVICES · UNITED STATES

NYDFS Part 500 Cybersecurity Regulation

New York cybersecurity rules for financial-services companies.

The practitioner view

Working with NYDFS Part 500 Cybersecurity Regulation

  1. 01

    What NYDFS Part 500 Cybersecurity Regulation is

    New York cybersecurity rules for financial-services companies. It is issued by NY DEPT OF FINANCIAL SERVICES and applies across UNITED STATES. Our assessors work against it directly, so what follows is the practitioner view rather than a restatement of the text.

  2. 02

    Who it binds

    Applicability turns on what you process and who regulates you, not on your size. If NY DEPT OF FINANCIAL SERVICES sets your rules, or a customer contract names NYDFS Part 500 Cybersecurity Regulation, you are in scope. We map that boundary first, because an over-drawn scope is the single most expensive mistake in any programme.

  3. 03

    What an assessor looks for

    Evidence that the control operated, not that it was written down. Expect sampling across the period, interviews with the control owners, and a request for the artefacts that prove the control ran on the days it was supposed to. Policies without operating evidence are the most common finding we raise.

  4. 04

    How to get ready

    Scope it, assess the gap against the current version, remediate in priority order, then collect evidence continuously rather than in the fortnight before the audit. Evidence lag is what slips dates, not the controls themselves.

Not sure where to start?

Book a 30-minute call with a senior engineer. We will walk through your current posture, the frameworks that bind you, and what a realistic programme looks like.