SOC 2 for fintech companies: what makes it different
Fintechs rarely get away with a baseline SOC 2. Between partner banks, card networks, and enterprise buyers, you often end up scoping for Confidentiality and Availability, sometimes Processing Integrity, and stacking SOC 2 alongside PCI DSS and SOC 1.
Why fintech faces heightened scrutiny
A SOC 2 report attests to controls against the AICPA's Trust Services Criteria, and the Security category (the common criteria) is the only one every report must cover. For a typical SaaS vendor, Security alone often satisfies buyers. Fintechs rarely get that luxury, because the parties evaluating them are not just customers but regulated counterparties: sponsor banks, card networks, payment processors, and money-transmission overseers who carry their own examination risk. When a partner bank lets a fintech ride on its charter, the bank's regulators expect it to manage that fintech as a third party, so the diligence flows downhill. The practical result is that fintech founders should treat SOC 2 as a flexible framework to scope correctly for their regulatory context, not a single off-the-shelf certificate to procure.
How fintechs typically scope the criteria
Most fintechs add Confidentiality to Security, because account data, transaction histories, and partner data flows are sensitive even when they are not cardholder data. Availability is common too, since a payments or ledger service that goes dark is an operational incident for everyone downstream, and buyers want to see SLA commitments backed by tested monitoring and recovery. Processing Integrity is the category many overlook but should consider: it speaks directly to whether processing is complete, valid, accurate, timely, and authorized, which maps cleanly onto getting a transaction amount, beneficiary, and timing right. A lending, ledgering, or disbursement platform can use Processing Integrity to give counterparties assurance that money moves as instructed. Privacy is selected less often and usually only where consumer PII handling and consent are central to the product.
Where PCI DSS and SOC 1 enter the picture
If you touch cardholder data, especially the primary account number, PCI DSS is a separate obligation that SOC 2 does not replace, and the two frameworks overlap only partially because they protect different things. PCI DSS v4.0 fully took effect once its future-dated requirements became mandatory in March 2025, tightening expectations around penetration testing, authentication, and continuous monitoring, and card-issuing or acquiring fintechs are frequently pushed toward a PCI DSS Level 1 Report on Compliance by the brands and their banks. SOC 1 is a different report again: it addresses controls relevant to a customer's internal control over financial reporting, so a fintech whose processing affects a client's financial statements may be asked for SOC 1 Type II rather than, or in addition to, SOC 2. It is common for a payments company to end up maintaining all three on overlapping evidence.
What partner banks and regulators actually ask for
Banking-as-a-service and sponsor-bank relationships often name specific reports in the contract: SOC 1 Type II, SOC 2 Type II, PCI DSS Level 1, or SSAE 18 attestations, plus the right to audit and ongoing vendor questionnaires. Beyond the report itself, banks scrutinize your own vendor management, because their regulators hold them accountable for fourth-party risk, meaning the subprocessors behind your subprocessors. Expect detailed attention to data segregation, encryption key custody, change management around money-movement code, fraud and transaction-monitoring controls, and incident response timelines. Auditors testing fintech controls tend to pull larger transaction samples and probe reconciliation, dual-control over payments, and access to production financial data more aggressively than they would for a generic SaaS engagement.
Practical sequencing for a fintech program
Start by mapping which counterparties demand which report, because that determines scope before you spend a dollar on tooling. If you handle cardholder data, get the PCI DSS scope right first, since narrowing the cardholder data environment with tokenization or a compliant processor can dramatically shrink every downstream obligation. Pursue SOC 2 Type II as the broad trust artifact most clients expect, choosing Confidentiality and Availability deliberately and considering Processing Integrity where transaction accuracy is your value proposition. Add SOC 1 only when a customer's financial-reporting auditors require it, and lean on shared evidence so one control set feeds multiple reports. Build vendor risk management early and document it well, because partner banks will judge you on it long after the first report ships.