'C-suite executives need to upskill themselves to really understand the threats': AI is becoming a tool for attackers and defenders, but true resilience requires a constantly changing strategy, says former GCHQ intelligence expert

AI models like Claude Mythos and GPT-5.5 are transforming cybersecurity by aiding vulnerability detection but also enabling attackers to enhance their tactics. Threat actors now use AI to scale sophisticated cyberattacks, prompting a need for adaptive defense strategies and executive upskilling to maintain resilience.