Brazil blocks prediction market platforms including Polymarket and Kalshi

Brazil's Ministry of Finance has implemented a complete ban on prediction market platforms, citing concerns over investor protection and gambling addiction, Decrypt reported. According to the media outlet, authorities have blocked access to major platforms such as Polymarket and Kalshi, determining that the services are not legally regulated within the country. Finance Minister Dario Durigan stated that stricter regulation and enforcement are necessary to mitigate the social costs and negative side effects associated with unregulated gambling.