hacking hacking

Authorities say several publicly traded companies, including Clorox, Caterpillar and Viacom, had press releases stolen and used to implement an insider-trading scheme. Spencer Platt/Getty Images hide caption

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Spencer Platt/Getty Images

Hackers say they took control of a Tesla Model S through the car's computers. Tesla Motors says it is updating its systems with a patch to fix the vulnerability. Tesla Motors hide caption

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Tesla Motors

Tesla Model S Can Be Hacked, And Fixed (Which Is The Real News)

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Chris Valasek (left) and Charlie Miller talk about hacking into vehicle computer systems during the Black Hat USA 2014 hacker conference in Las Vegas last August. Steve Marcus/Reuters/Landov hide caption

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Steve Marcus/Reuters/Landov

Adm. Michael Rogers, NSA director and head of the U.S. Cyber Command, has avoided singling out China for blame in the OPM hack, which may affect as many as 18 million federal workers. Chip Somodevilla/Getty Images hide caption

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Chip Somodevilla/Getty Images

In Data Breach, Reluctance To Point The Finger At China

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Dmitri Alperovitch, co-founder of the cybersecurity startup CrowdStrike, says his company is building stockpiles of intelligence about potential hacking groups. Keith Bedford/Reuters/Landov hide caption

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Keith Bedford/Reuters/Landov

Hygiene, Honey Pots, Espionage: 3 Approaches To Defying Hackers

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Attendees walking past the Sony PlayStation booth at the Game Developers Conference in San Francisco in 2012. The PlayStation and Microsoft's Xbox consoles were experiencing a possible hack on their online sites. Paul Sakuma/AP hide caption

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Paul Sakuma/AP

James Franco (left) and Seth Rogen, stars of The Interview, arrive for the film's Los Angeles premiere on Dec. 11. The comedy about a CIA plot to assassinate North Korean leader Kim Jong Un was pulled from theaters after a cyberattack on Sony Pictures, the studio behind the film. The FBI said the attack was traced to the North Korean government. Jim Ruymen/UPI/Landov hide caption

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Jim Ruymen/UPI/Landov

Sony Pictures Studios headquarters building is seen in Culver City, Calif., on Friday. President Obama has criticized Sony for cancelling distribution of The Interview following after the studio was hacked by North Korea. Damian Dovarganes/AP hide caption

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Damian Dovarganes/AP