backNewsletter (#010/2025) on Artificial Intelligence by Campos Thomaz Advogados
Alerts, materials, and updates on Artificial Intelligence.
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Bill proposes mandatory identification of AI-generated content
On October 21, 2025, Federal Deputy Dimas Gadelha introduced Bill No. 5324/2025, which seeks to amend Brazil’s Internet Bill of Rights (Marco Civil da Internet) to require the identification of content created by artificial intelligence systems. Under the proposal, internet application providers must clearly indicate when a piece of content has synthetic or automated origin. Learn more.
Paraná court rejects use of AI tool to contest exam score in public service selection
On October 3, 2025, the First Panel of the Small Claims Courts of the Paraná Court of Justice (TJ/PR) denied a candidate’s request to have his essay score reviewed based on the assessment of an artificial intelligence tool. The applicant, who had taken part in the court’s own public examination, submitted his essay to the AI platform “Glau,” which gave him a higher grade than the official examiners. He then sought judicial review, reclassification, and compensation for moral damages. Learn more.
California enacts law on transparency and safe development of artificial intelligence systems
On September 29, 2025, California Governor Gavin Newsom signed into law the Transparency in Frontier Artificial Intelligence Act, establishing transparency and safety requirements for the development of advanced artificial intelligence systems. Originating from Senate Bill No. 53, the legislation mandates that companies with annual revenues exceeding US$500 million publish clear and accessible safety policies governing their frontier AI models. Learn more.
Deepfakes surpass cyberattacks as the main malicious use of artificial intelligence, DeepMind study finds
On June 25, 2024, Google’s DeepMind, led by Demis Hassabis, released its first comprehensive study on the malicious use of artificial intelligence. The report found that deepfakes—fabricated images, videos, and audio imitating real individuals—have become the most prevalent form of AI misuse, surpassing cyberattacks and accounting for 27% of documented incidents between January 2023 and March 2024. Learn more.
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Produced by Alan Campos Thomaz and João Marcelo Oliveira
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