Has encryption technology given the bad guys a way to operate in the dark? Or has the new tech age gifted law enforcement with unprecedented surveillance powers?
The FBI is able to track the money leaving Kazakhstan as a part of its anti-corruption efforts.
The Federal Bureau of Investigation said that it has picked up no "specific or credible threats" linked to the anniversary of the September 11, 2001 attacks on the United States.
A thumb drive and a server containing copies of emails Hillary Clinton sent and received while US secretary of state will be handed over to the FBI.
The FBI is being called in to determine if a projectile struck a commuter train before it crashed in the US city of Philadelphia this week, killing eight people.
Australian Prime Minister hailed international police cooperation during a threat briefing at the FBI's Joint Terrorism Task Force in New York.
A US jury on Monday returned the first conviction over the 2013 Boston Marathon attacks, finding a friend of the prime suspect guilty of obstructing the investigation into the bombings.
Kazakhstani student Azamat Tazhayakov, accused of obstructing justice in the Boston bombings case allegedly avoided Dzhokhar Tsarnaev’s brother Tamerlan considering him too religiously devout.
Azamat Tazhayakov allegedly told FBI agents about Dzhokhar Tsarnayev’s dangerous inclinations.
Azamat Tazhayakov’s father Amir Ismagulov declared that Sara Wood, an FBI agent, had given a false testimony during the hearing of his son's case.
FBI agent Sara Wood testified against Azamat Tazhayakov at a federal court hearing in Boston.
Federal authorities conducted a sweep through more than 100 US cities and recovered 168 children from child sex trafficking, the FBI said.
Kazakhstani student Dias Kadrybayev arrested in relation to the Boston bombings declared in court that due to his insufficient knowledge of English he was manipulated into making statements that discredited him and lead to his arrest.
The twin bombs that went off at the Boston Marathon last year were made using improvised fuses from Christmas lights and detonators constructed from model car parts, US prosecutors said.
The FBI was Thursday hastily seeking to identify victims of a serial pedophile who drugged and molested dozens of children over four decades teaching at international schools around the world.
Russia declined to provide the FBI with information about one of the Boston marathon bombing suspects two years before the attack, The New York Times reported.
Investigators said Friday they may never know exactly what drove a troubled US soldier to shoot dead three people and wound 16 earlier this week at Fort Hood.
Four people were killed in a shooting at Fort Hood on Wednesday including the assailant, a soldier who served in Iraq and was being treated for mental health issues, the commander of the US base said.
The defense for accused Boston marathon bomber Dzhokhar Tsarnaev say the FBI approached his brother and fellow suspect Tamerlan about becoming an informant on the Chechen and Muslim community.
Austrian authorities said Friday that Ukrainian oligarch Dmytro Firtash had been placed in "extradition custody", the first step towards a possible extradition to the United States.