Technology_Internet

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John J. Mulligan, executive Vice President and Chief Financial Office of the Target Corporation is sworn-in on Capitol Hill in Washington, Tuesday, Feb. 4, 2014, prior to testifying before the Senate Judiciary Committee hearing on data breaches and combating cybercrime. (AP Photo/Pablo Martinez Monsivais)

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John J. Mulligan, executive Vice President and Chief Financial Office of the Target Corporation testifies on Capitol Hill in Washington, Tuesday, Feb. 4, 2014, before the Senate Judiciary Committee hearing on data breaches and combating cybercrime . (AP Photo/Pablo Martinez Monsivais)

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John J. Mulligan, executive Vice President and Chief Financial Office of the Target Corporation, listens on Capitol Hill in Washington, Tuesday, Feb. 4, 2014, while testifying before the Senate Judiciary Committee hearing on data breaches and combating cybercrime . (AP Photo/Pablo Martinez Monsivais)

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John J. Mulligan, executive Vice President and Chief Financial Officer of the Target Corporation, testifies on Capitol Hill in Washington, Tuesday, Feb. 4, 2014, before the Senate Judiciary Committee hearing on data breaches and combating cybercrime. (AP Photo/Pablo Martinez Monsivais)

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Senate Judiciary Committee Chairman Sen. Patrick Leahy, D-Vt., right, listens to the Committee Ranking Member Sen. Chuck Grassley, R-Iowa, on Capitol Hill in Washington, Tuesday, Feb. 4, 2014, during the committee's hearing on data breaches and combating cybercrime. (AP Photo/Pablo Martinez Monsivais)

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John J. Mulligan, executive Vice President and Chief Financial Officer of the Target Corporation, right, listens to his attorney Stuart Ingis, on Capitol Hill in Washington, Tuesday, Feb. 4, 2014, prior to testifying before the Senate Judiciary Committee hearing on data breaches and combating cybercrime. (AP Photo/Pablo Martinez Monsivais)

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This May 21, 2008 photo, Microsoft Senior Vice President of Portal and Advertising Platform Group Satya Nadella demonstrates some of the features of Live Search on a mobile device during the advance08 Advertising Leadership Forum at the company's campus in Redmond, Wash. Microsoft announced Tuesday, Feb. 4, 2014, that Nadella will replace Steve Ballmer as its new CEO. Nadella will become only the third leader in the software giant's 38-year history, after founder Bill Gates and Ballmer. Board member John Thompson will serve as Microsoft's new chairman. (AP Photo/Stephen Brashear)

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President Barack Obama speaks to students and teachers, Education Department and Maryland officials at Buck Lodge Middle School in Adelphi, Md., Tuesday, Feb. 4, 2014, about the progress toward his ConnectED goal of connecting 99 percent of students to next-generation broadband and wireless technology within five years. President Obama has secured commitments from U.S. companies worth about $750 million to get more students connected to high-speed Internet. AT&T, Sprint, Apple and Microsoft are among the companies pitching in. (AP Photo/Manuel Balce Ceneta)