Four unreleased Sony movies leak on to the Internet after security breach. Sony Pictures Entertainment’s security woes escalated this weekend when it was reported that a handful of the studio’s recently produced films were released to file-sharing websites. The pirated copies of five movies began showing up online just days after a security breach reportedly …

Uber has shut down in Nevada in response to a temporary restraining order. Pablo Blazquez Dominguez/Getty Images Uber has ceased operations in Nevada after a district judge issued a restraining order against the ride-sharing service. The San Francisco-based company, which has been operating in Nevada for about a month, said Wednesday that it was shutting down over “confusion” about its …

Uber may be near a funding round that will see its valuation double. Pablo Blazquez Dominguez/Getty Image Uber is reportedly in talks for a new round of funding that would value the company as high as $40 billion, twice its current value. Uber seeks to raise $1 billion, for a valuation of between $35 billion and $40 billion, unidentified sources …

T-Mobile must provide customers information about the actual speeds they are receiving. Josh Miller/CNET T-Mobile has agreed to give its customers more accurate information about the speed of their mobile broadband connection, even when their speeds are being throttled. The FCC announced Monday that T-Mobile will provide its customers with tools to allow them to accurately gauge the connection speeds …

The “highly complex” Regin malware is hard to detect and defend against, says Symantec. CNET An advanced piece of malware, newly uncovered, has been in use since as early as 2008 to spy on governments, companies and individuals, Symantec said in a report released Sunday. The Regin cyberespionage tool uses several stealth features to avoid detection, a characteristic that required …

Uber CEO Travis Kalanick has been asked to explain his company’s policies. Stephen Shankland/CNET Recent reports of Uber’s lack of regard for user privacy has raised the attention of Sen. Al Franken, who has sent a letter to Travis Kalanick that asks the ride-sharing service’s CEO to address the allegations. The Minnesota Democrat, who chairs the Subcommittee On Privacy, Technology, …

Senate vote deals setback to efforts to reform NSA programs. Shara Tibken/CNET Lawmakers’ efforts to overhaul some of the National Security Agency’s controversial surveillance programs were dealt a setback Tuesday when a reform bill failed to garner enough votes to proceed in the Senate. The USA Freedom Act would have curbed powers granted to the NSA under the Patriot Act …

The US Marshals Service announced Monday it will auction 50,000 bitcoins, worth about $20 million, seized last year from accused Silk Road operator Ross Ulbricht. The auction, the second conducted by the agency in the past five months, will be held on December 4. The Marshals Service’s first auction in June resulted in the sale of 29,656 bitcoins that the …

Intel CEO Brian Krzanich sees lines between mobile devices blurring. Intel Intel plans to combine its PC and mobile chip groups into one division as the company struggles to expand its chip sales for mobile devices. The reorganization, which was announced Monday in an email sent to employees by CEO Brian Krzanich, will be implemented early next year, Intel spokesman …

The US State Department has shut down its unclassified email system as it evaluates potential damage caused by a possible hacker attack. The department’s email system was shut down in a planned outage Friday to make repairs and security upgrades after “activity of concern” was detected recently on the system, according to the Associated Press. None of the department’s classified …