Financial Services Cybersecurity for New York Firms
For New York RIAs, funds, fintechs, and broker-dealers: a security program built around the threats that actually hit financial firms - wire fraud, account takeover, insider risk - and the regulators that hold you to account. Assessment, zero-trust design, vendor risk, and a plan you can put in front of a client or an examiner.
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Why HIFENCE?












Your program is led by senior engineers certified in offensive security - people who know how an attacker reaches your wire process and your client portals, not just what a compliance checklist looks like.
Who this is for
Cybersecurity for financial firms rarely starts as a security project. It starts when a prospective institutional client sends a due-diligence questionnaire, when your cyber insurer tightens its requirements, when an examiner references NYDFS 500, or when a payment instruction turns out to be fraudulent. If you are a New York RIA, hedge or private fund, fintech, or broker-dealer with 50-300 people, this page is for you.
If that sounds familiar, these are probably your real questions:
- If a wire request comes in that looks like a partner, what actually stops the money from leaving?
- Which rules apply to us - SEC, FINRA, GLBA, NYDFS 500 - and where are the gaps?
- Who has access to client and custodian systems, and would we know if an account were taken over?
- Can we answer an institutional client's security questionnaire without stalling the deal?
How financial services security works with HIFENCE
The sequence is the same every time: understand the threat, map the regulations, close the gaps with zero trust and access control, then keep the program alive.
1. Threat model and risk assessment (2-3 weeks)
We map your firm against the attacks that actually hit financial services: wire fraud and business email compromise, account takeover of client and custodian portals, and the insider who already has access. You get a written risk picture tied to your systems - trading, custody, portfolio, email, cloud - not a generic checklist.
2. Regulatory gap mapping
We line your controls up against what applies to you - SEC and FINRA cybersecurity expectations, the GLBA Safeguards Rule, and NYDFS 500 (23 NYCRR 500) if you fall under it - and hand back a prioritized remediation plan. For the audit or examination itself, the same findings feed straight into our compliance work.
3. Zero trust, access control, and implementation guidance
The most effective control for a financial firm is verifying every access request instead of trusting the network. We design the segmentation and identity model, then guide implementation with your team - the same approach behind our zero-trust engagement for a US financial services firm.
4. Vendor risk and ongoing program
Your custodians, fund admins, and fintech APIs are part of your attack surface and your regulators know it. We build the vendor-risk process - due diligence, contracts, monitoring - and, for firms without an internal security lead, keep the whole program alive between reviews.
Typical time to a documented risk picture and roadmap: 2-3 weeks.
The first step is a 30-minute call.
What you get: end-to-end financial data protection in New York
- A financial-services threat model - wire fraud, account takeover, and insider risk mapped to your actual systems, with each item rated by likelihood and impact. One part for the partners, a technical annex for IT.
- A regulatory gap report - where you stand against SEC, FINRA, GLBA, and NYDFS 500, with a remediation plan ordered by risk and examination exposure, and effort estimates you can budget against.
- A zero-trust and access-control design - segmentation, identity, and least-privilege for on-premises and cloud, with implementation guidance your team can execute.
- A vendor-risk process - due diligence, contract language, and ongoing monitoring for custodians, fund admins, and fintech vendors.
- An incident response plan you can actually run - roles, escalation, and regulator-notification steps, so a wire-fraud attempt or breach does not become an improvised scramble.
Want proof this is more than a plan? We designed and guided a zero-trust rollout across the on-premises and cloud environments of a US financial services firm - the write-up is in our case studies.
SEC and FINRA cybersecurity, GLBA, and NYDFS 500: the rules behind the pressure
Financial firms do not choose cybersecurity in a vacuum - a stack of overlapping obligations decides much of what "good" has to look like. We translate them into one prioritized program instead of four separate fire drills.
SEC and FINRA
Registered advisers and broker-dealers are expected to have reasonable safeguards, written policies, and an incident response and disclosure process. Examinations probe access control, vendor oversight, and how you would detect and report an incident.
GLBA Safeguards Rule
If you handle customers' nonpublic financial information, the Safeguards Rule requires a written information security program with a named person accountable for it, risk assessment, access controls, and vendor management.
NYDFS 500 (23 NYCRR 500)
Covered entities doing business in New York face specific requirements: a CISO function, multi-factor authentication, encryption, incident notification within set timeframes, and annual certification. It is the most prescriptive of the four.
One program, not four
The overlap between these is large, so a single set of well-built controls satisfies most of them at once. We map the requirements together and, where a formal attestation is on the table, connect it to our SOC 2 compliance work.
The threats we build against - and what we are not
Financial firms are targeted for one reason: proximity to money and to sensitive client data. The three attacks that do the real damage are wire fraud and business email compromise, account takeover of the portals your clients and custodians use, and the trusted insider. Every control we recommend traces back to one of them.
So you know exactly what you are buying, we are just as clear about what we are not:
We are not selling you a product.
We do not resell licenses, appliances, or a security platform, and our recommendations do not depend on any vendor. If a tool you already own does the job, we say so; if it is overkill, we say that too.
It is not a checkbox exercise.
A generic policy pack passes nobody who looks closely - not an examiner, not an enterprise client, and not an attacker. We build controls that match how your firm actually trades, custodies, and communicates.
It is not a one-off report you file and forget.
Threats and regulatory expectations move, and so does your vendor list. The program has to stay alive between reviews - which is exactly what a fractional security lead is for.
Frequently asked questions
Which regulations apply to my financial firm - SEC, FINRA, GLBA, or NYDFS 500?
How do you protect us from wire fraud and business email compromise?
Do you actually implement zero trust, or just advise on it?
We rely on custodians and fintech vendors. How do you handle vendor risk?
We are a small RIA or fintech without an in-house security team. Can you help?
How much does financial services cybersecurity cost?
Prefer to send a written question?
Send a few details and we reply within 24h.
The next step: see where your firm is exposed
30 minutes on your situation: which regulations apply to you, where wire fraud and account takeover could get through, and what an institutional client's questionnaire would find today. You leave with a clear read and honest priorities.