From "Climategate" to leaked cables, CNN takes an inside look at WikiLeaks.
Pakistan's prime minister named a new head of Inter-Services Intelligence, the country's powerful spy agency and a critical element in the U.S. fight against insurgents in both Pakistan and neighboring Afghanistan.
CNN's Brian Todd reports on the first glimpses of WikiLeaks suspect Bradley Manning in military court.
An arraignment is scheduled Thursday for Pfc. Bradley E. Manning, who is suspected of leaking secret documents to the WikiLeaks website.
Pfc. Bradley E. Manning, who is suspected of leaking hundreds of thousands of secret documents to the WikiLeaks website, will be court-martialed on charges that could lead to a sentence of life in prison, the Army said Friday in a statement.
Police are to investigate claims that the British secret services were involved in the rendition of two men to Libya and their alleged ill treatment there, London's Metropolitan Police said Thursday.
A prominent group of Muslim leaders on Friday made good on a pledge to boycott New York City's annual interfaith breakfast with Mayor Michael Bloomberg in protest of a controversial surveillance program.
Mayor Michael Bloomberg on Thursday touted law enforcement efforts to thwart future terrorist attacks in New York, telling reporters that "we obey the law" and that authorities "don't target anybody," instead focusing on leads.
Iran's Intelligence Ministry claimed it had arrested an Iranian-American working as a CIA agent, state media reported Saturday.
The militant group Hezbollah claims it has blown the cover of 10 alleged CIA officers working in Lebanon.
Republican presidential candidate Rick Perry challenged the Obama administration's decisions involving national security, accusing the administration of being "an absolute failure" in spending to support military intelligence during Tuesday night's debate.
For the first time, the United States is publicly accusing China and Russia of being the top offenders in the theft of U.S. economic and technology information, according to an intelligence report released Thursday.
Afghan spies had intelligence leads four years ago that pointed to an area close to where Osama bin Laden was hiding, according to Afghanistan's former spy chief.
The Senate unanimously confirmed Gen. David Petraeus to be director of the Central Intelligence Agency.
Gen. David Petraeus won unanimous Senate confirmation Thursday to succeed Leon Panetta as director of the Central Intelligence Agency.
A Russian colonel was convicted of treason for betraying a group of spies in the United States, including Anna Chapman, a court spokeswoman told CNN Monday.
Gen. David Petraeus told his Senate confirmation hearing Thursday that "I wanted this job" as he explained his willingness to retire from the military after 37 years to become CIA director.
Iran says it has busted a U.S. espionage network, arresting 24 people for of spying and identifying 42 CIA operatives.
Three of Osama bin Laden's widows have been interviewed by U.S. intelligence officers under the supervision of Pakistani's intelligence service, according to sources in both governments.
Three of Osama bin Laden's wives have been interrogated by U.S. intelligence officers, according to government sources.
The president will name CIA Director Leon Panetta as his nominee to succeed Robert Gates as defense secretary.
Pakistan has issued a strongly-worded statement condemning a deadly, suspected U.S. drone strike in the country's tribal region.
A suspected U.S. drone strike in Pakistan's tribal region killed six suspected militants on Wednesday, intelligence officials told CNN.
Since 1974, U.S. presidents have had a tool to use Central Intelligence Agency operatives clandestinely -- but with limits. The term "presidential finding" is back in the headlines this week because of the situation in Libya. A former counterterrorism official with knowledge of U.S.-Libya policy said there is a presidential finding authorizing the CIA to conduct operations in support of U.S. policy in Libya, including assessing the opposition and determining their needs. Here's a deeper look at prescribed covert activities:
The U.S. House of Representatives voted Thursday to extend three provisions of the Patriot Act and Intelligence Reform bill that are due to expire next month.
The U.S. House of Representatives voted Monday to extend three provisions of the Patriot Act and Intelligence Reform bill that are due to expire next month.
A rapidly evolving terrorist threat will continue to dominate U.S. security concerns over the course of the next year, top intelligence officials told members of Congress on Thursday.
A bill to extend three provisions of the Patriot Act and Intelligence Reform bill that are due to expire next month failed to win approval Tuesday from the U.S. House of Representatives.
The violence from the streets of Tunisia to Egypt, and the U.S. struggle to find the right diplomatic response, is raising questions about whether the U.S. intelligence community failed to predict things were about to boil over.
CNN's Barbara Starr reports on the debate over what the U.S. knew in advance about the Egyptian crisis.
Unauthorized federal workers and contractors have been warned not to attempt to read the classified documents on WikiLeaks on either government or personal computers.
The White House tapped a career counterterrorism official Wednesday to oversee government-wide efforts to fix security gaps in light of the WikiLeaks publication of classified documents.
A Russian lawmaker is calling for a special investigation into a top intelligence official's alleged release of information on a Russian spy ring in the United States.
A colonel in Russia's Foreign Intelligence Service, identified as "Colonel Shcherbakov," gave the United States information on a Russian spy ring in the United States that was broken up this past June, according to a report in the respected Russian newspaper Kommersant.
Al Qaeda is still planning Mumbai-style attacks in Europe, with the United States also possibly being targeted, counter-terrorism officials in Europe and the United States tell CNN.
In the wake of the deadly attack at one of its bases in Afghanistan, there is disagreement among CIA veterans about what went wrong.
A 28-year-old Detroit man pleaded guilty on Friday to "conspiring to provide national defense information" to Chinese government intelligence officers, the Justice Department said.
Prior to a suicide attack on a CIA base in Afghanistan last December, some people within the CIA and the Jordanian intelligence service were skeptical about the reliability of a Jordanian informant, but those concerns were not passed on to officers on the base, according to a U.S. intelligence official.
American taxpayers have forked over around half a trillion dollars to U.S. intelligence services since the 9/11 attacks, yet nearly a decade after al Qaeda assaults on New York and Washington, the American intelligence community still cannot answer the most basic of questions:
The Pakistani Ambassador reacts to reports that Pakistan is protecting Osama Bin laden during an interview with CNN.
The top intelligence official in the United States said Wednesday the efforts by the whistle-blower website WikiLeaks to share classified documents presents a "big yellow flag" and will have a "chilling effect" on the need of the intelligence community to share information.
Congress has sent President Barack Obama a bill that that will significantly increase the number of lawmakers notified about the administration's most secret intelligence activities.
Western intelligence agencies were able to form a detailed picture of Osama bin Laden's movements in the years after 9/11, and came closer to capturing or killing him than has so far been acknowledged, a former European intelligence official has disclosed.
British police are investigating the death of a man reported by the British press to have worked for the country's secret service.
After just two weeks on the job, the nation's new intelligence chief has taken his first step toward further integrating the intelligence community.
A chunk of the glass ceiling came tumbling down Monday as veteran national security officer Letitia "Tish" Long became the first woman to head a major intelligence agency.
James Clapper was confirmed unanimously by the Senate Thursday night to be the nation's next intelligence chief.
Director of National Intelligence nominee James Clapper talks about the position during his confirmation hearing.
James Clapper is one Senate vote away from becoming the nation's next intelligence chief.
Improved technology would go a long way in helping intelligence analysts connect the dots and prevent terrorist attacks, according to the man who is nominated to become the nation's chief intelligence officer.
President Barack Obama's nominee to be the new director of national intelligence said Tuesday he can succeed in the job without Congress legislating new authority.
Can the nominee to head the intelligence community meet the challenge of preventing an attack?
The Senate Intelligence Committee will hold a confirmation hearing Tuesday afternoon for Gen. James Clapper, President Barack Obama's nominee for director of national intelligence.
The September 11, 2001, attacks have led to an intelligence community so large and unwieldy that it's unmanageable and inefficient -- and no one knows how much it costs, according to a two-year investigation by the Washington Post.
The Senate Intelligence Committee will hold a confirmation hearing next Tuesday for Gen. James Clapper, President Barack Obama's nominee for director of National Intelligence, according to committee Chairman Sen. Dianne Feinstein, D-California.
CNN's Deborah Feyerick reports on the suspects accused of spying for Russia in the U.S.
President Barack Obama's nominee to be the nation's chief spy has been left waiting in the wings while Congress tries to complete work on a new intelligence bill being held up by House Speaker Nancy Pelosi.
Defense Secretary Robert Gates praised national intelligence director nominee James Clapper on Sunday, telling reporters that President Barack Obama "could not have found a better person" for the job.
Calling him one of America's "most experienced and most respected intelligence professionals," President Barack Obama has nominated Air Force Lt. Gen. James Clapper to be the new director of national intelligence.
President Obama plans to nominate retired Air Force Lt. Gen. James Clapper to be the new director of national intelligence, a senior U.S. defense official confirmed to CNN Friday.
Now that Dennis Blair has packed his bags after 16 months as the nation's chief intelligence officer, finding a new director to lead the 16 agencies of the intelligence community is turning out to be a tough sell.
President Obama soon will nominate a new director of national intelligence, a position originally envisioned as overseer of the entire U.S. intelligence community.
CNN contributor Fran Townsend looks at why Director of National Intelligence Dennis Blair left his post.
Dennis Blair, the president's top intelligence adviser, announced his resignation after 16 months of power struggles, politics and personality clashes.
The president's top intelligence adviser, National Intelligence Director Dennis C. Blair, announced his resignation Thursday in a move sources said came amid increasing tensions with the White House.
There they stood, an unprecedented public gathering of all heads of the American intelligence community. The 16 leaders of the agencies and departments that make up the intelligence community stood at attention behind Director of National Intelligence Dennis Blair last week to celebrate the fifth anniversary of the position's formation.
A former employee of the secretive National Security Agency has been indicted in connection with the leak to a reporter of classified information about the agency's electronic intelligence programs, the Justice Department announced Thursday.
A former high-ranking CIA official who was involved in the Iran-Contra scandal has worked on an alleged ad hoc spy program that the Pentagon is investigating, CNN has learned.
The man believed to be the suicide bomber who killed seven CIA employees and contractors last year appears in a newly released video, claiming to have tricked Jordanian intelligence officers as a double agent.
President Obama paid tribute Friday to seven CIA officers killed in Afghanistan in December, calling them "American patriots who loved their country and gave their lives to defend it."
Sen. Susan Collins is not prone to hyperbole. She's a moderate Republican who survived the Obama sweep in the last election by winning handily in Maine as an independent thinker. She's not doctrinaire. In fact, she abandoned most of her GOP caucus to support the administration on the controversial stimulus package. And she's an important player, as the ranking Republican on the Homeland Security Committee.
Officials unanimously agree there is a strong chance for another terror attack on US soil with in the next three to six months.
Another attempted terrorist attack on the United States in coming months is "certain," the heads of major U.S intelligence agencies told a Senate committee Tuesday.
The leader of the Taliban in Pakistan, Hakimullah Mehsud, was wounded in a suspected U.S. drone strike Thursday, intelligence and Taliban sources told CNN Friday.
The suicide bomber who killed seven CIA officers and contractors and a Jordanian intelligence official in Afghanistan was within seconds of being searched by two security contractors when he detonated his explosives, a former intelligence official with knowledge of the incident told CNN on Tuesday.
CNN's Nic Robertson reports on how a double agent may have fooled two of the world's best spy agencies.
In the murky world of spying, where choices are generally among shades of gray, success, by definition, goes unnoticed.
The man believed to be the suicide bomber who killed seven CIA employees and contractors last month appears in a newly released video, in which he vows revenge for the killing of a Taliban leader.
The Taliban release a video showing double agent vowing revenge on the U.S. CNN's Nic Robertson reports.
The wife of an alleged suicide bomber who killed eight people at a U.S. base in Afghanistan last week says she is shocked by his actions but "proud" of what he did.
Former President Reagan used the signature phrase "trust but verify" throughout his presidency.
Obama's top security advisers admit they had the intelligence on a possible attack but didn't put two and two together.
President Obama outlined Thursday the intelligence and other government failures leading up to the botched December 25 terror bombing of a U.S.-bound jetliner.
Al Qaeda has claimed responsibility for the suicide bombing in Afghanistan last month that killed seven CIA employees and contractors and a Jordanian military officer, according to a statement posted on Islamist Web sites.
CNN's Atia Abawi discusses the latest developments in the murder of seven CIA officials in Afghanistan.
The brother of the suicide bomber who killed eight people at a U.S. base in Afghanistan last week told CNN his sibling's actions were "out of character" and that the man was "under pressure."
In the wake of the suicide bombing at Forward Operating Base Chapman, new security guidance has gone out to U.S. bases across Afghanistan, U.S. military officials said.
The man identified as the double agent who killed eight people at a U.S. base in Afghanistan was a Jordanian doctor recruited as a counterterrorism intelligence source, a senior Jordanian official said Tuesday.
U.S. spies "can do little but shrug" when commanders ask for the information they need to fight the Taliban insurgency, the top U.S. military intelligence officer in Afghanistan said in a blistering report.
Casey Johnson The 30-year-old heiress to the Johnson & Johnson fortune was found dead at a house in Los Angeles on Monday, People magazine reported.
The suicide bomber who killed seven CIA officials and a Jordanian military officer last week in Afghanistan was a Jordanian double-agent, a former U.S. intelligence official told CNN Monday.
It was one of the worst blows ever to America's intelligence community -- a suicide bombing that killed seven CIA officers in Afghanistan.
An American intelligence official vowed Thursday that the United States would avenge a suspected terrorist attack on a U.S. base in Afghanistan that resulted in the deaths of seven CIA officers.
Two of the seven CIA officers killed Wednesday in a suspected terrorist attack on a U.S. base in Afghanistan were contractors for Xe, a private security firm formerly known as Blackwater, a former intelligence official said Thursday.
Republican members of the House Intelligence Committee have sent a letter to Speaker Nancy Pelosi calling for an immediate Congressional investigation into circumstances surrounding the Fort Hood shooting.
The Obama administration invoked the state secrets privilege on Friday in a lawsuit pertaining to government eavesdropping intended to intercept terrorist communications, and one privacy advocacy group called the decision "incredibly disappointing."
In response to the growing pressure for an investigation into potential abuses by the CIA and former Bush administration officials, Republican Sen. John Cornyn warned: "This is high-risk stuff. Because if we chill the ability or the willingness of our intelligence operatives and others to get information that's necessary to protect America, there could be disastrous consequences."
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