Fintech & paymentsYour financial data is
Your financial data is
a priority target.
Fintechs sit on payment data, IBANs, and transactions. With DORA in force since January 2025 and PCI-DSS v4.0 on top, application security isn't a bonus anymore — it's a regulatory prerequisite.
Applicable regulations
DORA
In force since January 2025Digital Operational Resilience Act — mandatory resilience testing for all financial entities in the EU.
PCI-DSS v4.0
In forcePayment data security standard. Tighter requirements on authentication, encryption, and monitoring.
GDPR — financial data
In forceBanking data is personal data. Free leaked 24M IBANs in 2024 — sanctions are real.
Common fintech vulnerabilities
- Stripe or payment configuration that can be tampered with client-side
- Transaction APIs with no rate limiting and weak authentication
- IBANs and banking data served by unprotected endpoints
- Payment webhooks with no signature verification
- Privilege escalation that opens up other users' data
We keep finding tamperable payment configurations and unprotected financial APIs in French fintechs.