CPFHub.io Blog
Brazilian identity, compliance
and API integration.
Technical guides, regulatory analysis and product strategy for teams verifying Brazilian identities with the CPF.
November 13, 2026 · 8 min
KYC for Crypto Exchanges in Brazil: The Banco Central VASP Rules
How the Banco Central do Brasil VASP rules shape KYC for crypto exchanges: authorization, AML duties, the travel rule and how to verify Brazilian users.
November 13, 2026 · 8 min
Document and Selfie Verification for Brazilian Users
How document and selfie verification works for Brazilian users: the ID documents you will see, liveness and face match, the LGPD, and how to integrate it.
November 13, 2026 · 6 min
Brazil Identity Verification API: What Data You Can Get from a CPF
What a Brazil identity verification API returns for a CPF: name, date of birth, Receita Federal status, document and selfie checks, and when to use each one.
November 13, 2026 · 6 min
Brazil KYC Requirements in 2026: What Foreign Companies Need to Know
The rules behind KYC in Brazil for fintechs, crypto exchanges and platforms, what Brazilian identity data you can check and how to build a compliant flow.
November 13, 2026 · 7 min
CNPJ vs EIN: How to Verify a Brazilian Company (for US Teams)
The CNPJ is often called the Brazilian EIN. What the two numbers share, where they differ and how a US team verifies a Brazilian company by its CNPJ.
November 13, 2026 · 7 min
How to Use a CPF Lookup API in Node.js
Call a Brazilian CPF lookup API from Node.js with native fetch: timeouts, error handling, retries on 429, name and date of birth matching, and an Express route.
November 13, 2026 · 7 min
CPF vs CNPJ: Brazil's Individual and Company Tax IDs Explained
CPF vs CNPJ: the CPF identifies people and the CNPJ identifies companies in Brazil. How each number works, what data you can verify and when to use each.
November 13, 2026 · 7 min
Brazil's CPF vs the UK National Insurance Number
Is the CPF Brazil's National Insurance number? How the two compare in format, issuer, privacy and use, and what changes when you verify a Brazilian customer.
November 13, 2026 · 6 min
How to Verify a Brazilian CPF Number
Three levels of Brazilian CPF verification, from the check digit algorithm to a registry lookup and the Receita Federal status, with code you can run today.