Bank regulator sounds warning over cybersecurity threat posed by AI models

Frontier AI models inspired by Anthropic’s Claude Mythos could arm attackers with advanced capabilities that the banking sector is ill equipped to cope with, Australia’s financial regulator, the Australian Prudential Regulation Authority (APRA), has warned. In a letter addressed to the country’s financial sector this week, the body lays out how the arrival of Claude Mythos has upended decades-long assumptions about the cybersecurity risk associated with regulated financial services.