Meanwhile, Ames continued to meet openly with his contact at the Russian embassy, Sergey Dmitriyevich Chuvakhin, and for a time, Ames summarized for the CIA and FBI the progress of what he portrayed as an attempt to recruit the Soviet.

Only in November 1945, when Elizabeth Bentley defected and corroborated much of Chambers's story, did the FBI begin to take Chambers seriously.

* Elizabeth Bentley deposition, 30 November 1945, FBI file 65-14603

On November 7, 1945, defecting Soviet espionage courier Elizabeth Bentley told investigators of the Federal Bureau of Investigation ( FBI ) that in late 1942 or early 1943 she learned from Soviet spies Nathan Gregory Silvermaster and Ludwig Ullmann that one source of the government documents they were photographing and passing on to her and NKVD spymaster Jacob Golos was Harry Dexter White.

In fact, White was still at the IMF on June 19, 1947 — more than two years after the FBI had alerted the White House about him — when he abruptly resigned ( vacating his office the same day ), after Attorney General Tom Clark ordered a Federal grand jury investigation of the Bentley charges.

Elizabeth Bentley, who functioned as the Perlo group's main contact with the Soviet intelligence, told the FBI after her defection, " I would state that Victor Perlo represented this group in meetings with me more often than other members of the group, Fitzgerald about four or five times .....".

As Bentley told the FBI when she defected in 1945, she transferred this information to her Soviet handlers.

In 1945, defecting Soviet espionage courier Elizabeth Bentley told agents of the Federal Bureau of Investigation ( FBI ) that from 1942 to 1944, when he was an official of the OSS, Haperin delivered " to MARY PRICE and later to myself mimeographed bulletins and reports prepared by OSS on a variety of topics and also supplied excerpts from State Department cables to which he evidently had access.

* Elizabeth Bentley FBI deposition, 30 November 1945, FBI file 65-14603.

Bentley was a Communist and an espionage agent for the Soviet Union, who in 1945 broke with the Communists and became an informer for the FBI.

In 1947, Remington was interviewed by the FBI and also questioned before a federal grand jury in New York City about the information he had given to Elizabeth Bentley.

* Elizabeth Bentley deposition 30 November 1945, FBI file 65-14603.

Headed by Victor Perlo, the Perlo group is the name given to a group of Americans who provided information which was given to Soviet intelligence agencies ; it was active during the World War II period, until the entire group was exposed to the FBI by the defection of Elizabeth Bentley.

The public accusation that Magdoff was working for Soviet intelligence was itself not new ; it had originated with defector Elizabeth Bentley who provided this information to the FBI and later testified to that same effect in open hearings.

Bentley told the FBI:

* Harry Dexter White – According to confessed spies and FBI informants Whitaker Chambers and Elizabeth Bentley, Harry Dexter White was accused of being a Soviet agent of influence working in the US as an Assistant Secretary of Treasury.

* Elizabeth Bentley deposition 30 November 1945, FBI file 65-14603.

The Federal Bureau of Investigation identified him the following year when, at the direction of the Bureau, defecting Soviet courier Elizabeth Bentley met under FBI surveillance with Gorsky, whom she knew as " Al.

When FBI Director J. Edgar Hoover informed Sir William Stephenson, head of British intelligence in the western hemisphere, of Bentley ’ s defection, the head of British counter-espionage against the Soviet Union —- Soviet agent Kim Philby of the Cambridge spy ring —- promptly alerted Soviet intelligence.

An independent counsel determined Willey gave " false information " to the FBI, inconsistent with sworn testimony related to the Jones allegation.

In February 2012 an MI5 file on Chaplin was opened to the public which revealed that the FBI had contacted the British secret service to provide them with information which would enable them to ban Chaplin from the US.

In 2000, the FBI began the Trilogy project to upgrade its outdated information technology ( IT ) infrastructure.

FBI provides these tools of sophisticated identification and information services to local, state, federal, and international law enforcement agencies.

The HSCA further reported that Hoover's FBI " was deficient in its sharing of information with other agencies and departments ".

Based on information uncovered by the FBI in the 1998 United States embassy bombings case, the National Security Agency ( NSA ) began tracking the communications of Hada, Mihdhar's father-in-law.

One of federal law enforcement ’ s surveillance tools is ‘‘ Project Carnivore ,’’ a Justice Department Internet surveillance program that is administered by the Federal Bureau of Investigation ( FBI ) to access information flowing to and from a central processing unit on a network connection.

Over the next three years, Whitacre worked with FBI agents to collect information and record conversations with both ADM executives and its competitors.

Based on information uncovered by the FBI in the 1998 United States embassy bombings case, the National Security Agency ( NSA ) began tracking the communications of Mihdhar's father-in-law Ahmad Muhammad Ali al-Hada, who was facilitating al-Qaeda communications, in 1999.

The official investigation, known as " OKBOMB ", was the largest criminal investigation case in American history ; FBI agents conducted 28, 000 interviews, amassing of evidence, and collected nearly one billion pieces of information.

FBI investigators used the resulting information gained, along with the fake address McVeigh had been using, to begin their search for the Nichols brothers, Terry and James.

OKBOMB was the largest criminal case in America's history, with FBI agents conducting 28, 000 interviews, amassing of evidence, and collecting nearly one billion pieces of information.

Along with civil rights organizations such as the Anti-Defamation League, the SPLC provides information about hate groups to the Federal Bureau of Investigation ( FBI ).

None of this information made it back to the FBI headquarters.

On September 27, 2001 the FBI released photos of the 19 hijackers, along with information about many of their possible nationalities and aliases.

The Inspector General of the CIA conducted an internal review of the CIA's performance prior to 9 / 11, and was harshly critical of senior CIA officials for not doing everything possible to confront terrorism, including failing to stop two of the 9 / 11 hijackers, Nawaf al-Hazmi and Khalid al-Mihdhar, as they entered the United States and failing to share information on the two men with the FBI.

One high-ranking German police official stated, “ The only information we have connecting the three Hamburg suspects is the FBI ’ s assertion that there is a connection .” In October 2006, however, a video surfaced showing Atta and Jarrah together in Afghanistan, clearly connecting Jarrah to the members of the Hamburg cell.

The FBI engaged in a number of illegal practices in its pursuit of information on Communists, including burglaries, opening mail and illegal wiretaps.

Among other purposes, the FBI used its illegally obtained information to alert prosecuting attorneys about the planned legal strategies of NLG defense lawyers.

Indymedia pointed out that they were not contacted by the FBI and that no specific information was released on the reasons of seizing the servers.

It furthermore explicitly prevented technology transfer between the United States and other countries, and required FBI investigations for all scientists or industrial contractors who wished to have access to any AEC controlled nuclear information.

Relying heavily upon anonymous sources, Post reporters Bob Woodward and Carl Bernstein uncovered information suggesting knowledge of the break-in, and attempts to cover it up, led deep into the Justice Department, the FBI, the CIA, and the White House.

Felt warned Woodward that the FBI wanted to know where he and other reporters were getting their information, as they were uncovering a wider web of crimes than first disclosed.

The Bureau cannot share responses, addresses or personal information with anyone including United States or foreign government and law enforcement agencies such as the IRS or the FBI or Interpol.

Beers later claimed he did not report the information to President Clinton or his National Security Advisor because FBI agents asked that he not share information from the briefing with them.