Brazil: Technology

A Brazilian court recently sanctioned lawyers for embedding hidden "prompt injection" commands in white text within their court filing, designed to manipulate AI systems reviewing the document.

Brazil's advertising self-regulation body CONAR has released comprehensive new guidelines governing digital influencer marketing, significantly expanding the definition of influencer advertising and establishing stricter transparency requirements. The updated framework addresses emerging challenges including AI-generated content, child participation protocols, and the distinction between organic and commercial social media posts.

The Brazilian Federal Council of Medicine (“CFM”) issued, on February 27, 2026, Resolution No. 2,454/2026 (the “Resolution”), addressing the use of artificial intelligence (“AI”) in medicine.

A Brazilian court recently sanctioned lawyers for embedding hidden "prompt injection" commands in white text within their court filing, designed to manipulate AI systems reviewing the document.

Brazil's advertising self-regulation body CONAR has released comprehensive new guidelines governing digital influencer marketing, significantly expanding the definition of influencer advertising and establishing stricter transparency requirements. The updated framework addresses emerging challenges including AI-generated content, child participation protocols, and the distinction between organic and commercial social media posts.

The National Advertising Self-Regulation Council (CONAR) has released an updated Guide on Marketing and Advertising by Digital Influencers, introducing significant changes to transparency requirements, child protection measures, and artificial intelligence usage in advertising campaigns. The new edition, effective June 1, 2026, expands the definition of digital influencers beyond natural persons and clarifies material connection requirements between influencers and advertisers.

The Brazilian Federal Council of Medicine (“CFM”) issued, on February 27, 2026, Resolution No. 2,454/2026 (the “Resolution”), addressing the use of artificial intelligence (“AI”) in medicine.

The Central Bank of Brazil has taken another decisive step in consolidating the regulatory framework for virtual assets. BCB Instruction No. 701/2026, which complements BCB Resolution No. 520/2025...

Instrução Normativa avança na regulação de stablecoins ao definir requisitos técnicos, prova de reservas, governança e compliance para PSAV, bancos e fintechs