Canadian regulator warns banks that advanced AI accelerates cyberattacks

Canada’s financial regulator has warned major banks and insurers that AI models like Claude Mythos can shorten the time to detect and exploit vulnerabilities.

• Canada’s Office of the Superintendent of Financial Institutions sent a warning to technology, cybersecurity, and risk officials at major banks and insurers.
• The regulator stated that AI models like Claude Mythos can search for vulnerabilities and accelerate attack steps, reducing the window for defenders.
• The regulator urged institutions to strengthen response mechanisms, update vulnerability plans, and share security practices faster.
• Canadian banks have increased investments in AI-based defense tools and reduced reliance on external vendors to counter such threats.