Along with the privacy advocates and the national security establishment, there is another set of players with strong views on NSA surveillance programs: U.S. tech companies.
Google and five other companies weighed in on the surveillance debate last month, sending a letter to members of the Senate Judiciary Committee, supporting legislation to reform National Security Agency surveillance programs.
Many governments around the world have expressed outrage over the National Security Agency's use of the Internet as a spying platform. But the possible response may have an unforeseen consequence: It may actually lead to more online surveillance, according to Internet experts.
Some governments, led most recently by Brazil, have reacted to recent disclosures about NSA surveillance by proposing a redesign of Internet architecture. The goal would be to give governments more control over how the Internet operates within their own borders.
Edward Snowden, the former NSA contract worker who leaked documents detailing America's secret and broad surveillance activities, is on the short list of nominees for Europe's Sakharov Prize, which recognizes those who fight for human rights.
Other finalists include Malala Yousafzai, the Pakistani schoolgirl who survived being shot in the head; and three political prisoners in Belarus.
Efforts by the National Security Agency to track potential suspects and find connections between them have led the agency to collate its reams of data with information drawn from sources that include GPS locators and Facebook profiles, according to The New York Times. The newspaper cites documents provided by Edward Snowden, the former NSA contract worker, as well as interview with officials.