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How
Zelify Auth
Reinvents
Secure
Onboarding
for Fintechs.

27 October 2025

Authentication is the pillar of the fintech ecosystem, where security and user experience must coexist. Modern financial platforms rely on advanced methods such as OAuth, biometric validation, and OTP codes to ensure secure access, prevent fraud, and maintain compliance with international regulations, all while keeping the customer journey frictionless.

The Challenge of
Authentication
in Fintech

Traditional authentication methods like passwords or simple PINs are no longer enough. Fintechs now face advanced threats such as account takeover, phishing, synthetic identities, and remote fraud. To protect both users and compliance integrity, authentication systems must evolve with smarter and layered protection.

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Building trust through secure innovation

Zelify Auth integrates multiple authentication technologies to deliver a secure and scalable identity experience:

OAuth Integration:

Connect and authenticate users through trusted providers like Google, Apple, or Facebook, reducing login friction.

OTP Validation:

Confirm transactions or critical actions with one-time passcodes sent securely via email or SMS.

Geolocation:

Detects login anomalies or high-risk areas to trigger adaptive verification.

Device Intelligence:

Collects secure device data (IP, OS version, permissions) to identify suspicious devices.

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Benefits for
Financial
Platforms

  • Reduced fraud and identity theft through multi-factor verification.
  • Frictionless user experience with one-click or biometric login.
  • Regulatory compliance (ISO 30107-3, PCI DSS, LOPDP).
  • Easy integration via APIs and SDKs for web or mobile apps.

Why Trust Zelify?

Zelify Auth is designed with a "security by design" mindset, combining encryption, behavioral analysis, and regional compliance for fintechs across Latin America. With flexible APIs and SDKs, businesses can quickly integrate strong authentication without sacrificing agility or user experience.