"There was nobody in NSA who really had a full understanding of how the program was operating at the time." That's an intelligence official's one-line summary of thousands of documents released by the ...

Even if NSA’s “metadata” collection of records should pass constitutional muster, the judge said, there is little evidence it has ever prevented a terrorist attack. The collection program was ...

The NSA has conducted a covert campaign to intercept internal communications of operators and trade groups in order to infiltrate mobile networks worldwide, according to the latest revelations from ...

WASHINGTON (AP) — The National Security Agency considered abandoning its secret program to collect and store American calling records in the months before leaker Edward Snowden revealed the practice, ...

Twice in the past four years, a top Justice Department lawyer warned the presiding judge of a secret surveillance court that information overheard in President Bush's eavesdropping program may have ...

If the Senate passes an expansion of the Foreign Intelligence Surveillance Act, any American’s international communications could become an open book. The National Security Agency’s Utah Data Center ...

NEW YORK, May 7 (Reuters) - A U.S. spying program that systematically collects millions of Americans' phone records is illegal, a federal appeals court ruled on Thursday, putting pressure on Congress ...

The US House of Representatives passed a bill, Thursday, renewing the warrantless Internet surveillance program conducted by the National Security Agency (NSA). The legislation, which passed 256-164, ...

The White House is evaluating a decision handed down Thursday by an U.S. appeals court holding the National Security Agency’s (NSA) bulk phone metadata collection program illegal. "Without commenting ...

The National Security Agency’s program of collecting massive amounts of data about Americans’ phone calls likely violates the Constitution’s protection against unreasonable searches, a federal judge ...