Block fraud before the first click.
Behind every digital identity lies a number that connects people, data, and trust: the CPF. From opening accounts to onboarding players, everything starts with it. An imprecise validation here opens the door to fraud and regulatory risks.
With Legitimuz's CPF Check, you can be certain that every registration starts with a solid foundation.
Our technology cross-references data across public and private databases in real time to deliver speed, accuracy and security with every query.
Eliminate registrations with irregular CPFs:
Confirm the user's identity:
Block the use of third-party data:
Strengthen your platform's security:
Mandatory queries under legislation:
Eliminate registrations with irregular CPFs:
Confirm the user's identity:
Block the use of third-party data:
Strengthen your platform's security:
Mandatory queries under legislation:

More than just validating a number, Legitimuz's CPF Check reduces risks, strengthens your KYC strategy and ensures secure, frictionless onboarding.
+300k
validations
per day
+8 million
onboardings
per month
<1
second
response time
+300k
validations
per day
+8 million
onboardings
per month
<1
second
response time
How long does it take to validate a CPF?
Less than 1 second. Our infrastructure is optimised for real-time responses, even during peak hours.
What information is returned in the query?
Full name, date of birth, registration status with the Federal Revenue Service, death indicators and risk score, all in full compliance with LGPD.
Does the service work 24/7?
Yes. We guarantee 99.9% uptime, with continuous monitoring and dedicated support.
Is CPF Check compliant with LGPD (Brazilian GDPR)?
Yes. All queries are fully compliant with LGPD requirements.
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