Brazil's National Data Protection Authority

Data protection authority

Appears in 1 story · Last updated Nov 14, 2026

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Brazil's Caixa insurer breach exposes customer tax IDs

Force in Play

Reviewing incident

On November 6, attackers copied the registration database of Caixa Vida e Previdência, including names and CPF tax numbers for all 7.6 million active customers and some former customers. The insurer told regulators and the market six days later, after blocking the intrusion and hiring a forensic firm.

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