GCHQ Director Urges Cyber Preparedness as AI and Quantum Transform Threat Landscape (infosecurity-magazine.com)

• GCHQ director Keast-Butler calls for urgent business action on AI-driven cyber threats.
• GCHQ plans world-first AI-powered national cyber defense within five years.
• Warning that quantum computing will break current encryption.
• Russia and China cited as threat actors.

"GCHQ director Anne Keast-Butler, in a May 27, 2026 lecture at Bletchley Park, urged UK businesses to treat cybersecurity with urgency as AI reshapes threats. She said the window to stay ahead is narrowing. GCHQ is developing a world-first AI-driven national cyber defense capability to protect critical infrastructure, expected within five years. Keast-Butler also warned quantum computing will break current encryption, urging migration to quantum-resistant cryptography. She named Russia and China as threats."