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Cybersecurity regulation in Brazil

Information-security, cyber-risk and incident-reporting requirements for financial institutions. 7 publications, summarized in English and updated same-day.

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New circulars, rules and guidance — a digest in your inbox, same day.

2026-04-13

Operational Manual of the Transactional Account Identifiers Directory (DICT) - Version 8.3

Banco Central do Brasil

Brazil

BCB

2026-04-02

Central Bank of Brazil Normative Instruction No. 720 of April 2, 2026: Publication of Version 5.0 of the Open Finance Security Manual

Banco Central do Brasil

Brazil

BCB

2026-04-01

Central Bank of Brazil Normative Instruction No. 718 of April 1, 2026

Banco Central do Brasil

Brazil

BCB

2026-03-03

BCB Resolution No. 552 of March 3, 2026

Banco Central do Brasil

Brazil

BCB

2026-01-30

Central Bank Resolution No. 547 of January 30, 2026

Banco Central do Brasil

Brazil

BCB

2025-12-18

Central Bank Resolution No. 5,274 of December 18, 2025, Amending Resolution CMN No. 4,893 on Cybersecurity Policy and Cloud Services

Banco Central do Brasil

Brazil

BCB

2025-12-18

BCB Resolution No. 538 — Amends Resolution BCB No. 85 on Cybersecurity Policy and Cloud Services Requirements for Payment Institutions

Banco Central do Brasil

Brazil

BCB