• BT joined Anthropic’s Project Glasswing, becoming the first UK company to confirm participation in the frontier-AI cyber defense consortium.
• Membership provides access to Anthropic’s Claude Mythos Preview to help identify vulnerabilities faster, strengthen network security, protect customers.
• BT framed the move as support for securing UK critical national infrastructure amid rising AI-driven threats.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. BT Group plc published the original content used to generate this news brief on June 08, 2026, and is solely responsible for the information contained therein.