In case you missed them, here are the biggest developments from the world of tech from the week ending September 5.
The court found that the US intelligence agencies that publicly defended the programme, which authorised spying on American citizens, were not telling the truth and found no evidence that it led to the arrest of any terrorist suspects.
The law, enacted in June 2015, said that going forward, the data would be retained by telecommunications companies, not the NSA, but that the intelligence agency could query the massive database.
Charlie Miller, a former National Security Agency hacker who is the one of the world's best-known security experts, declined to comment on his departure or say what he would do next.
President Xi Jinping, who heads a newly established national security commission, has said China's security covers a wide range of areas, including culture, politics, the military, the economy, technology and the environment.
AT&T has asked regulators to let it ignore a shareholder request for details of its customer-information sharing with government agencies, a move that could forestall a heated debate at the telecommunications giant's annual meeting.
Despite the quiet diplomacy, US and German officials are struggling to reach agreement on a formula for tamping down a growing public controversy over alleged American spying excesses. Moreover, any possible agreement may be limited.
In a rare appearance in Washington at an event hosted by the Atlantic magazine, the 29-year-old, Mark Zuckerberg, social media billionaire urged the federal government to tell the general public more about the requests for data it makes to Internet companies.
The report follows revelations by former US spy agency contractor Edward Snowden of widespread surveillance by the National Security Agency. It also comes as Beijing probes Western drugmakers over allegations of bribery and over-pricing
Edward Snowden, a former US National Security Agency contractor who is stuck in a Moscow airport while seeking to avoid capture by the United States, last month leaked details about American intelligence agencies obtaining information from popular websites including Facebook.
The threat reflects European disquiet about allegations that the United States has engaged in widespread eavesdropping on European Internet users as well as spying on the EU.
Whistleblower website WikiLeaks revealed on its website that the former US National Security Agency employee Edward Snowden has sent a request to India and 18 other countries seeking asylum.
The United States taps half a billion phone calls, emails and text messages in Germany in a typical month and has classed its biggest European ally as a target similar to China, according to secret US documents quoted by a German newsmagazine.
Here are some key areas of concern that have emerged following the leaks by Snowden, who most recently worked as a contractor for the US National Security Agency
In a statement to agency employees, which are rarely made public, Alexander, the NSA Director, said the surveillance programs helped disrupt terrorist plots in the United States and over 20 countries.
The controversial secret cyber spying programme run by America's National Security Agency (NSA) foiled more than 50 potential terrorist plots in as many as 20 countries, including India.
According to a Reuters/Ipsos poll on Tuesday, nearly half of all Americans say the US government's broad surveillance tactics are acceptable within limits.
The National Security Agency, a secretive arm of the US military, has begun providing Wall Street banks with intelligence on foreign hackers, a sign of growing US fears of financial sabotage
Troy Lange knows that just mentioning cellphones is enough to give security officers heartburn at the National Security Agency. Lange, as the NSA's mobility mission manager,