The hacking attack on Sony may have been a practice run for North Korea's elite cyberarmy to try to cripple telecoms and energy grids.
Fewer teenagers are using Facebook, according to a new report. Here's where they're going.
BlackBerry reported revenue that fell short of analysts' expectations, but managed to post a small adjusted profit and positive cash flow.
Internet giant Google has accused a Hollywood trade association of reviving a campaign to "censor" the internet.
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Citigroup thinks Instagram is now worth about 49 times what Facebook paid for it two years ago, raising the value of the combined company.
The move to normalize relations with Cuba will strengthen the Castro "dictatorship," a former U.S. diplomat says.
The Florida Republican senator also says Congress won't support lifting the half-century embargo on Castro's Cuba.