Connect your customers.Frictionless.
Block-Auth Infinity is the customer identity platform (CIAM) that unites registration, login and verification in one layer. Production-ready passwordless authentication, social login and KYC, with data hosted in the EU.
Every friction is a customer who leaves
Endless forms, forgotten passwords and clumsy verification drive abandonment just as the user was about to convert. Infinity solves sign-up and login in seconds, from any device.
Sign in without a password
Passwordless (passkeys, wallet sign-in) or Google and Microsoft social login.
Reusable identity
It becomes a verifiable credential, reusable across your services.
Turn on KYC whenever you want
Modular verification on top of identity, with no infrastructure to build.
Built for platforms with large user bases
Fintech, gambling, marketplaces and SaaS that need to convert more and verify in minutes.
Fintech
Frictionless onboarding and login, with built-in KYC, for financial platforms that need to convert more and comply from day one.
Online gambling
Fast sign-up, age verification and anti-fraud.
Marketplaces
Reusable identity between buyers and sellers.
SaaS
Social and passwordless registration to scale MAU.
Ecommerce
Protected checkout and customers who return without passwords.
Banking
eIDAS 2.0-compliant KYC and account opening in minutes.
Identity hosted in the EU, sovereign by design
INFINITY is ready for eIDAS 2.0 and the European Digital Identity Wallet (EUDI). Your data and your customers’ data stay in Europe.
- General Data Protection Regulation (GDPR)
- eIDAS 2.0 / EUDI Wallet
- Verifiable credentials
- Data hosted in the EU
Start free up to 500 active users
Connect your customers without friction. We’ll show you with your product.
Digital identity as a product, enterprise security as a service
© Block-Auth 2026
All rights reserved
Industries
Web 3.0
Ecommerce
Gaming
Gambling
Fintech
Insurance
Use cases
Location
Calle Velázquez, 27, 1º Dcha, 28001, Madrid
Recognition
Hiring funded by grants from the Comunidad de Madrid
