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Sean Lyngaas

Reporter · US

Indexed articles, last 90 days
12
Latest publication
Oct 1, 2026
Outlet visibility, for Yahoo
Top 1K sites
Earliest in this view
Jul 10, 2026

Latest articles

  1. Article · Oct 1, 2026 · Sean Lyngaas, CNN

    Chinese hackers impersonated an Anthropic exec to get information about AI (opens the original)

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    (CNN) — Suspected Chinese hackers impersonated an Anthropic employee and ex-US officials in an espionage campaign aimed at gaining insights into American AI developments, a US cybersecurity firm said Thursday. The hackers targeted the email accounts of experts in AI export controls and the military applications of AI, among other topics, who work at US universities, think tanks and law firms, according to Silicon Valley-based Proofpoint, which discovered the activity. Access to those expertsâ€

  2. Article · Sep 28, 2026 · Sean Lyngaas, Evan Perez, CNN

    FBI grapples with fallout from massive data breach (opens the original)

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    (CNN) — A week after a cybercriminal group claimed to steal sensitive personal data on thousands of current and former FBI employees, the bureau is still assessing the extent of the damage while facing internal criticism about the agency’s handling of the incident. It’s one of the most serious breaches of agency data in years, but some FBI employees have felt left in the dark about whether they’re affected and underwhelmed by the security resources being offered to victims, according to

  3. Article · Sep 8, 2026 · Sean Lyngaas

    US claims Chinese AI firms are carrying out ‘industrial-scale’ theft of trade secrets | CNN Politics (opens the original)

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    Chinese artificial intelligence firms are committing “industrial-scale” theft of their American counterparts’ trade secrets to save money and bring the coveted technology to market faster, US federal agencies alleged Tuesday. Major Chinese tech companies are using “distillation,” which involves training lesser AI models on more advanced ones, to “extract restricted proprietary functionalities and capabilities of U.S. frontier AI models,” the FBI, National Security Agency, and Cyber

  4. Article · Aug 31, 2026 · Sean Lyngaas

    Hackers leak sensitive law enforcement files stolen from the DOJ | CNN Politics (opens the original)

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    A likely Russian-speaking cybercriminal gang on Monday leaked what appear to be sensitive law enforcement files it stole from the Justice Department’s Bureau of Alcohol, Tobacco, Firearms and Explosives. The dumped files appear to include information on targets of past ATF investigations and analyses of their phone communications, according to a review of the data by CNN and an independent cybersecurity researcher. Some of the files correspond to specific ATF agents and high-profile cases they

  5. Article · Aug 26, 2026 · Sean Lyngaas, CNN

    US says Chinese hackers hit hospitals, NASA, Senate and more (opens the original)

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    (CNN) — US officials on Wednesday exposed a major alleged Chinese cyber-espionage campaign they say has compromised or attacked numerous federal agencies including NASA, the Federal Reserve, the departments of Justice and Energy and the US Senate. Hackers affiliated with the Chinese military and intelligence services allegedly used a Chinese tech company to try to cover their tracks, burrow into target networks and make their attacks more efficient. Other targets include US military networks,

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