To selfie, or not to selfie? iStockphoto hide caption

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A security gap on Android, the most popular smartphone operating system, was discovered by security experts in a lab and is so far not widely exploited. iStockphoto hide caption

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Security experts' and non-experts' top security practices, according to Google's survey. Google Online Security Blog hide caption

itoggle caption Google Online Security Blog

Mark Cuban, left, as President of the United States, faces killer sharks with Ian Ziering in the Syfy film Sharknado 3: Oh Hell No! The Global Asylum/Syfy hide caption

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Kelly Hirano, vice president of engineering, demonstrates the Yahoo Sports Daily Fantasy contest during a product launch in July in San Francisco. Yahoo has designed this experience for the mobile fantasy player and offers Daily Fantasy, Full Season Fantasy, and real-time sports news and scores as an all-in-one experience. Eric Risberg/AP hide caption

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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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The rise of ad blockers threatens the business model that drives much of the Internet economy. Danae Munoz/Ikon Images/Getty Images hide caption

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At a Minecraft camp in Shaker Heights, Ohio, kids trade secrets about making their virtual worlds come to life. Sarah Jane Tribble/WCPN hide caption

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The Commerce Department is looking to place tighter controls on exporting software that can attack a network. The cybersecurity industry opposes the proposed new rules. Patrick George/Ikon Images/Getty Images hide caption

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