Secure, seamless authentication and transaction protection — built for developers, designed for trust.
Get started with Okay’s secure authentication API and SCA-compliant SDKs. Build seamless transaction protection and user verification into your app with our developer-friendly guides.
Connect Okay’s secure authentication API to protect transactions and enable seamless user verification.
Add strong customer authentication (SCA) to your Android app with our lightweight SDK.
Implement secure authentication and transaction protection in your iOS app using our SDK.