Anne Keast-Butler, head of the GCHQ, said her agency was developing an artificial intelligence-powered cyber shield as other nations were deploying AI in warfare.

Xu Zewei was allegedly directed by China’s intelligence services to conduct a sweeping espionage campaign to steal data on COVID-19 research and other U.S. policy interests.

Investigators found the malware, dubbed Firestarter, on a federal agency's network in a campaign dating back to at least September 2025.

Researchers said it’s the first-ever mapping of attack traffic to mobile operator signalling infrastructure.

The joint warning describes a major tactical shift by Chinese-linked hackers and lays out what organizations should do about it.

National Cyber Director Sean Cairncross said execution of the strategy is “rolling forward actively.”

With global cyber threats escalating and budget cuts looming, CISA needs a Senate-confirmed director. It’s time to confirm Sean Plankey.

Experts say advancements in hardware, mathematics and growing fear of Chinese scientific breakthroughs are pushing Google and others to call for speedier migration.

A top congressional Democrat criticized both the scope and nature of the proposed reduction.

Proofpoint researchers say the group behind the surge, TA416, had turned away from Europe for a few years.