In Cyber Brazil: BCB and CMN establish additional cyber security requirements December 26, 2025 by Flavia Rebello*, Marcela Trigo*, Flavia Amaral* and Felipe Zaltman 5 Mins Read In brief On 18 December 2025, the Central Bank of Brazil (BCB) published National Monetary Council (CMN) Resolution No. 5,274/2025 and BCB Resolution No.…