Our audience has spoken. Here are this week’s trending cybersecurity stories.

Frontier AI providers are setting their own safety standards, but those safeguards may not meet enterprise requirements. With governments introducing new regulations and AI sovereignty influencing provider decisions, CIOs face growing pressure to independently assess model risks and build protections that remain effective regardless of which technology they use.

Lumen Technologies has tapped Kim Keever as Chief Security Officer, overseeing security across its physical, digital and operational assets. Keever joins from Cox Communications, where she served as CISO for more than a decade, and previously held security leadership roles at The Coca-Cola Company.

Website security controls are blocking AI agents from shopping, booking flights and completing transactions, sometimes even when businesses have authorized their use. Companies now face the challenge of distinguishing legitimate agents from malicious automation without compromising security.

AI hallucinations become a bigger problem when inaccurate outputs influence business decisions. But applying the same verification requirements to every task can create unnecessary friction. The challenge is matching safeguards to the consequences of an error, especially when unapproved AI tools leave organizations with limited visibility into how employees are using them.