U.S. intelligence agencies maintain that Russian President Vladimir Putin personally authorized the hacking of Democratic officials'™ email accounts during the runup to the presidential election. Toru Hanai/AP hide caption

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Toru Hanai/AP

Russian leader Vladimir Putin (right), and Rex Tillerson, the head of ExxonMobil, smile during a signing ceremony for an oil agreement in Sochi, Russia, in 2011. Tillerson is widely reported to be President-elect Donald Trump's favored choice for secretary of state. U.S. policy toward Moscow used to be a unifying issue among Republicans and Democrats, but now it's a source of division. Alexei Druzhinin/AP hide caption

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Alexei Druzhinin/AP

The Nest thermostat is an Internet-connected device. Security technologist Bruce Schneier says that while Internet-enabled devices have immense promise, they are vulnerable to hacking. George Frey/Getty Images hide caption

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George Frey/Getty Images

Despite Its Promise, The Internet Of Things Remains Vulnerable

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Journalist Andrew McGill wanted to see if it was possible to hack a virtual toaster, after major servers were downed by connected appliances. He said it took less than an hour for hackers to find it. ProSymbols/The Noun Project/Andrew McGill/Courtesy of The Atlantic hide caption

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ProSymbols/The Noun Project/Andrew McGill/Courtesy of The Atlantic

An Experiment Shows How Quickly The Internet Of Things Can Be Hacked

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Russian President Vladimir Putin heads a meeting on the budget in the Kremlin on Sept. 26. Alexei Nikolsky/AP hide caption

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Alexei Nikolsky/AP

Amid Deteriorating U.S.-Russia Relations, Questions Grow About Cyberwar

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Premera Blue Cross Cyberattack Exposed Millions Of Customer Records

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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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The toxic ingredients of a cyberattack like the one North Korea is accused of unleashing on Sony Pictures are available in underground markets. Damian Dovarganes/AP hide caption

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Sony Hack Highlights The Global Underground Market For Malware

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A banner for The Interview is posted outside Arclight Cinemas, in the Hollywood section of Los Angeles on Wednesday. The theatrical release of the film has been cancelled following cyber attacks and threats believed to originate in North Korea. Damian Dovarganes/AP hide caption

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National Intelligence Director James Clapper waits for a hearing of the Senate Judiciary on Wednesday. Brendan Smialowski/AFP/Getty Images hide caption

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Brendan Smialowski/AFP/Getty Images