Employees and security researchers said that they had cautioned the company on safely testing its A.I. models and strengthening its corporate infrastructure, but that OpenAI did not listen.

Employees and security researchers said they had cautioned the company on safely testing its A.I. models and strengthening its corporate infrastructure, but OpenAI did not listen.

“We know how to find you,” Brett Leatherman, a senior cyber official at the F.B.I., said in a video statement released Tuesday.

In an internal memo, the F.B.I. said it believed the hackers may have stolen sensitive information on all of its employees.

Internal company materials illustrate an AI-powered effort to make pilfered foreign government documents digestible for police; targets include Russia, Pakistan.

In China, A.I. doomsday warnings can feel distinctly Western or like a ploy to stop Chinese A.I. companies from trying to overtake their U.S. rivals.

The compromise, if confirmed, would be the latest in a string of cybersecurity failures at the F.B.I., which said it was investigating the matter.

Both are human-caused, both are frightening, and one of them has raced to the forefront of the global conversation.

The Kremlin is once again seeking to undermine confidence in American democracy with online influence campaigns, U.S. officials said.

The former president and Texas senator are headlining a fund-raiser in Dallas for top Republican Senate candidates. Not included: Ken Paxton, the nominee in their own state.

Diplomats, dignitaries and tech experts gathered amid the United Nations General Assembly to debate how to address the threats and harness the potential of artificial intelligence.

The Times has witnessed the country’s transformation. It will keep its eyes open.

The Kremlin is once again seeking to undermine confidence in American democracy with online influence campaigns, U.S. officials said.

The Kremlin is once again seeking to undermine confidence in American democracy with online influence campaigns, U.S. officials said.

The Kremlin is once again seeking to undermine confidence in American democracy with online influence campaigns, U.S. officials said.

The countries, along with Israeli firms, combined Chinese open-source A.I. models and A.I. agents for the campaigns, foreshadowing future online manipulation.

Internal reports, including one from the Pentagon’s Defense Intelligence Agency, say China could acquire U.S. jet technology through spying or cooperation with Saudi Arabia.

Even as Beijing urges the United States not to hype the dangers of A.I., its own spy chief is framing the technology as a threat to the Communist Party’s security.

President Trump has been at the forefront of the “what-me-worry?” crowd, refusing to engage on how to balance the risks and rewards of A.I.

In a new report, the A.I. start-up added that it could not determine if the research was legitimate or nefarious, leading the company to shut down the work.

In a new report, the A.I. start-up added that it could not determine if the research was legitimate or nefarious, leading the company to shut down the work.

In a new report, the A.I. start-up added that it could not determine if the research was legitimate or nefarious, leading the company to shut down the work.

In a new report, the A.I. start-up added that it could not determine if the research was legitimate or nefarious, leading the company to shut down the work.

In a new report, the A.I. start-up added that it could not determine if the research was legitimate or nefarious, leading the company to shut down the work.

The attack, discovered by A.I. researchers, could have compromised hundreds of millions of devices within hours, experts said.

The attack, discovered by A.I. researchers, could have compromised hundreds of millions of devices within hours, experts said.

Each side is using missiles and drones to try to pound the other into giving up, breeding ceaseless human suffering. But there is no sign that either country’s determination will weaken.

New intelligence reports have assessed that Iran now has a far better understanding of its capabilities and the limits of U.S. power.

A growing number of former Israeli generals, intelligence officials and prime ministers are accusing settlers in the West Bank of committing ethnic cleansing with government support. “Once a society b...

In a rare interview, the onetime political outcast reflects on her route from “the uncomfortable side of history” to the threshold of leading Italy’s most durable postwar government.

Even as the White House claims to be focused on transparency, it has ignored a congressional requirement to disclose a report on foreign meddling in the 2024 election.

Even as the White House claims to be focused on transparency, it has ignored a congressional requirement to disclose a report on foreign meddling in the 2024 election.

Even as the White House claims to be focused on transparency, it has ignored a congressional requirement to disclose a report on foreign meddling in the 2024 election.

Even as the White House claims to be focused on transparency, it has ignored a congressional requirement to disclose a report on foreign meddling in the 2024 election.

Salt Typhoon revelations inspired an internal investigation.

The Trump White House needed me—until the fact that I am trans became public.

Federal and state officials are racing to address an assault on the nation’s water supply that they believe is the work of Iranian hackers.

Michigan and Minnesota are among at least seven states coping with cyberattacks aimed at disrupting water systems nationwide.

Michigan and Minnesota are among at least seven states coping with cyberattacks aimed at disrupting water systems nationwide.