Brazil's Itaú Unibanco formalizes crypto brokerage; Binance seeks license

• Itaú Unibanco notified Brazil's central bank of its crypto trading and custody operations on Tuesday.
• The notification came ahead of an Oct. 30 deadline for banks to formalize their crypto operations.
• Binance is delisting 22 crypto assets for Brazilian users and hopes talks with the central bank will allow it to restore some services.
• Binance files for a Brazil crypto license ahead of a Friday deadline.
• The central bank's new rules aim to regulate and formalize crypto operations in Brazil.