Experian Brazil Data Breach History

This page tracks the Experian Brazil data breach history and cybersecurity incidents affecting Experian Brazil (Unknown). BreachHistory currently indexes 2 publicly disclosed or catalogued incidents spanning 2021 through 2026, with approximately 245.0 million records reported as exposed across all indexed events. These totals may include overlapping datasets or third-party estimates and should not be interpreted as unique affected users.

The Experian Brazil breach timeline includes major data breaches, cyber attacks, data leaks, credential exposures, API abuse, and other security incidents. Each incident provides details on the estimated records exposed, attack method, affected data types, and supporting public sources. Currently, 0 incidents are company-confirmed.

Largest Experian Brazil Data Breaches

The largest indexed incidents include the 2026 Serasa Experian (Brazil) — historic 223M+ dossier recirculated on forums (Apr… and the 2021 — Experian Brazil: Hacking, 22,000,000 records. Record counts originating from threat actors or leak sites should be treated as estimates unless confirmed by Experian Brazil or a regulator. Below is the list of large data breaches:

• 2026 2026 Serasa Experian (Brazil) — historic 223M+ dossier recirculated on forums (April attention wave) — about 223.0M records exposed · Catalogued incident
• 2021 2021 — Experian Brazil: Hacking, 22,000,000 records — about 22.0M records exposed · Catalogued incident

What Information Was Exposed?

Depending on the incident, exposed data may include health and medical (PHI) records, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.

Experian Brazil Data Breach 2026

At the time of this update, BreachHistory catalogues 1 2026 incident related to Experian Brazil. Most recent entry: 2026 Serasa Experian (Brazil) — historic 223M+ dossier recirculated on forums (April attention wave). New incidents are added as official disclosures, regulatory filings, or credible cybersecurity reports become available.

What To Do If You Were Affected

If you believe your account may have been involved in a Experian Brazil data breach, change any reused passwords, enable multi-factor authentication (MFA), monitor your account for suspicious activity, and be cautious of phishing emails or fake breach notifications.

This Experian Brazil breach history is maintained by BreachHistory using public disclosures, regulatory filings, security research, and clearly labelled third-party claims. For the complete breach timeline, records exposed, incident details, and AI Breach Risk Score, explore the sections on this page.