The CPF number (Cadastro de Pessoas Fisicas; Portuguese for Natural Persons Register) is the Brazilian individual taxpayer registry, since its creation in 1965.
| Type | datatype | |
| Is personal identifiable information (PII) ? | True | |
| Regular expression | \d{3}\.\d{3}\.\d{3}\-\d{2} | |
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| Classification | Classification | identifier |
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