Cyberattacks

Follow the latest Cyberattacks news, videos, and analysis from ABC News.

Oct 10
DHS chief: America facing 'pandemic' of cyber threats from Russia and elsewhere
DHS Secretary Nielsen and FBI Director Wray are testifying to the Senate today.
Oct 10
Mar 23
Cyberattackers strike city of Atlanta
The city of Atlanta's computer network was targeted today by hackers demanding ransom, prompting an investigation by the FBI and the Department of Homeland Security, officials said.
Mar 23
Mar 23
Cyberattackers strike city of Atlanta
The mayor of Atlanta said her city was the target of a cyberattack today.
Mar 23
Aug 1
HBO is facing a major cyber attack
Hackers bragged about stealing HBO programing including written material from upcoming "Game of Thrones" episode.
Aug 1
Aug 1
HBO hit by major hack
HBO CEO Richard Pepler told employees in an email obtained by ABC News that the hack "resulted in some stolen proprietary information, including some of our programming."
Aug 1
Jun 30
Fears of hackers targeting hospitals, medical devices
"Nightline" was on-site for the first-ever hospital cyber attack simulation designed to help doctors prepare for what cybersecurity experts say is a very real threat.
Jun 30
Jun 30
Who's disrupted by the latest global cyberattack
A massive cyberattack that seizes computers and demands ransom to regain access hit companies in the United States and elsewhere around the world this week.
Jun 30
Jun 29
Fears of hackers targeting US hospitals, medical devices for cyber attacks
Experts are warning that not only is the randsomware problem getting worse, but hospital computers and medical devices are vulnerable to hacking.
Jun 29
Jun 28
What we know about the kill switch in Petya ransomware attack
U.S. researcher has found a temporary "vaccine" against the attack.
Jun 28
Jun 28
Massive cyberattack spreads ransomware across Europe, US
A massive ransomware attack struck computers across Europe Tuesday, affecting major companies in Russia and Ukraine as well as the world's largest shipping firm, Maersk.
Jun 28
Jun 28
At least 1 US nuclear plant's computer system was hacked
There was no evidence that sensitive or operational systems were breached.
Jun 28
Jun 28
Tens of thousands of computers hit by global cyberattack
Ransomware has spread throughout four continents and affected networks of several major U.S. companies.
Jun 28
Jun 28
New cyberattack freezes computers across the globe
The 'Petya' ransomware spread throughout networks in Europe and affected several major U.S. companies on Tuesday.
Jun 28
Jun 27
Trail of ransomware attacks could lead to North Korea
Researchers identified code used in WannaCry that appeared in other attacks linked to North Korea.
Jun 27
May 16
Trail of global cyberattack could lead to North Korea
Researchers pointed to a piece of code suggesting North Korean involvement.
May 16
May 16
A timeline of the WannaCry cyberattack
By Monday, the attack had hit more than 200 organizations in 150 countries.
May 16
May 16
News analysis: 4 takeaways from the WannaCry cyberattack
Governments and companies have failed to address cybersecurity vulnerabilities.
May 16
May 16
Hospitals remain key targets as ransomware attacks expected to increase
The British National Health Service was attacked with "WannaCry" ransomware.
May 16
May 16
What the WannaCry cyberattack means for the US
ABC News' Amna Nawaz interviews chief investigative correspondent Brian Ross on the growing fears of a worldwide cyberattack.
May 16
May 15
Unprecedented global cyberattack is 'an urgent call' to action, homeland security adviser says
Attack has affected more than 200,000 organization around the world.
May 15
May 15
Number of cyberattack victims in Europe not rising as feared: Europol
A spokesperson from Europol said the attack appears to have been stabilized.
May 15
May 15
Law enforcement officials fear second wave of cyberattacks
Ransomware spread throughout six continents before researchers discovered 'kill switch'.
May 15