FBI crime scene investigators document evidence outside the Curtis Culwell Center. Two men opened fire with assault weapons on police Sunday night who were guarding a contest for Muslim Prophet Muhammed cartoons. A police officer returned fire killing both men. Photograph: Brandon Wade/AP

Federal agents for years monitored one of the two gunmen who were shot dead after opening fire with assault rifles at a heavily guarded Texas exhibit (...)

The US authorities claim the Silk Road website, shut down by the Federal Bureau of Investigation (FBI) in 2013, was an underground website that hosted a “sprawling black market bazaar” on the internet, where items including drugs, firearms and counterfeit money were bought and sold.

An applicaton for the extradition of a Co Wicklow man to face trial in the United States on conspiracy charges arising from his alleged links to a nar(...)

Heather Mack (19) and Tommy Schaefer (21) have been sentenced over the murder of Mack’s mother in Indonesia. Photograph: Getty Images

An Indonesian court found a young US couple guilty on Tuesday of murdering the woman’s mother and stuffing her battered body into a suitcase on the re(...)

Mike Lynch: said he intended to launch legal action against HP for “false and negligent statements” made by the US company. Photograph: Chris Ratcliffe/Bloomberg

Hewlett-Packard (HP) is suing Autonomy’s co-founder Mike Lynch, seeking damages of $5.1 billion (€4.7 billion), over an alleged fraud that occurred d(...)

Trend Micro, the cybersecurity firm based in the US, said criminals have developed advanced mobile applications and tools that siphon their victims’ online passwords and contacts to increase the chance that they will pay up

For years, criminals have been tricking people into performing embarrassing sexual acts on the internet, and then blackmailing them with recordings o(...)

A hacker group has stolen as much as $1 billion from banks and other financial companies worldwide since 2013 in an “unprecedented cyber-robbery,” according to computer security firm Kaspersky Lab.

A hacker group has stolen as much as $1 billion from banks and other financial companies worldwide since 2013 in an “unprecedented cyber-robbery,” (...)

Judge Sarah Netburn listens to defence attorney Sabrina Shroff as Yevgeny “Zhenya” Buryakov sits in court in New York on Monday.  Photograph: Jane Rosenberg/Reuters

The cover of alleged Russian spies in New York was blown by bugged conversations about their frustration over how mundane their double lives were and(...)

 A file photograph of a  Delta Air Lines jet taking off at Atlanta Hartsfield-Jackson International Airport in Atlanta, Georgia. Photogrpah: Erik S Lesser/EPA

Bomb threats against two US airline flights prompted North American fighter planes to scramble to accompany them to their destination in Atlanta, an a(...)

Henry Allen jnr (left), president of the Colorado Springs NAACP, shows  James Simmons the spot where an improvised bomb exploded on Tuesday outside the group’s offices. Photograph: Matthew Staver/ New York Times

US law enforcement officials are investigating whether the fire-bombing of the offices of a civil rights group, the National Association for the Adva(...)

North Korea blamed the US for internet outages, referring to president Obama as a “monkey in a tropical forest”. Above, moviegoers pose in a photo booth ahead of viewing ‘The Interview’ Photograph: Yonyap/EPA

North Korea accused the United States on Saturday of being responsible for internet outages it experienced in recent days amid a confrontation betwee(...)