"The cyber risks have just elevated to places that we've never seen them before," he told Business Insider.
He said KPMG is working with the frontier AI model developers and others on further protections.
'Cyber insecurity' fears Unease about AI and cyber threats showed up in a recent KPMG US survey of 400 CEOs at major US companies.
While leaders reported confidence in AI's potential, cybersecurity was the concern they identified most often.
KPMG already has a cybersecurity business, he said, though this would be a different offering built around AI.