In this edition of the Cybernews, we highlight the main news on data protection in November 2025.
Firstly, we present an analysis of neural data protection in Brazil, a practical view for companies under the perspective of Brazilian laws.
Moreover, Reddit has filed a lawsuit against startup Perplexity for the illegal collection of data from the platform to train its artificial intelligence system, also involving other companies in the unauthorized extraction of information.
In addition, São Paulo State Court of Justice (TJSP in Portuguese) granted a request for X Brasil (formerly Twitter Brasil) to retain user data linked to fake profiles that were responsible for spreading false information.
Finally, the Third Panel of the Superior Court of Justice (STJ in Portuguese) ordered an investigation into PagSeguro’s Compliance and Risk Management area, after allegations that the credit card processor was not complying with regulatory and internal rules for verifying its customers.
