CISA is warning that local K-12 school districts are increasingly under assault by cyberthreats targeting vulnerable networks that are disrupting physical and virtual education throughout the U.S. The top security problems include ransomware, Trojans and other malware as well as DDoS attacks.
One of those responsible for the massive Mirai-based DDoS attack launched in October 2016 that targeted domain name resolver Dyn and knocked Amazon, PayPal, Spotify, Twitter and others offline has pleaded guilty to federal charges.
Distributed denial-of-service attacks have not garnered much attention this year. But analysts say such attacks could surge, and they have the potential to be just as damaging as ransomware and other types of cyberthreats.
The operators behind a botnet dubbed "Gitpaste-12" are abusing legitimate services such as GitHub and Pastebin to help hide the malware's malicious infrastructure, according to Juniper Threat Labs. This botnet mainly targets Linux apps and IoT devices and can mine cryptocurrency.
A report from Google's Threat Analysis Group offers fresh details about the hacking group that targeted Democratic presidential candidate Joe Biden's campaign with phishing emails earlier this year. The phishing effort was linked to a little-known hacking group called APT31, which has connections to China.
Ransomware attacks remain the top cyber-enabled threat seen by law enforcement. But phishing, business email compromises and other types of fraud - many now using a COVID-19 theme - also loom large, Europol warns in its latest Internet Organized Crime Threat Assessment.
Starting and maintaining an Anti-DDoS service is both expensive and challenging. Andy Ng and Donny Chong of Nexusguard share their insight and key takeaways from a recent roundtable discussion with ISMG.
Check Point Research analysts have observed a significant rise in online attacks against the educational sector worldwide since July. DDoS attacks have surged in the U.S., while European institutions have been hit by ransomware.
Mozi, a relatively new peer-to-peer botnet, is now dominating global IoT network traffic, according to a new report from IBM's X-Force unit. The malware is being used to launch DDoS attacks as well as mine for cryptocurrency.
New Zealand's stock exchange, NZX, recently fell under a massive distributed denial-of-service attack that was part of an extortion attempt. Security specialist Daniel Ayers breaks down what went wrong and how other organizations can avoid similar issues.
The U.S. Cybersecurity and Infrastructure Security Agency is warning of an increase in targeted distributed denial-of-service attacks against financial and government organizations worldwide. And security firms also are tracking the incidents in these and other sectors.
Tesla CEO Elon Musk says a "serious attack" aimed at stealing corporate data and holding his company to ransom has been thwarted. The FBI has accused a Russian national of attempting to recruit an insider to install malware to steal data, which criminals hoped to ransom for $4 million.
The New Zealand Stock Exchange resumed trading in the early afternoon on Friday after the impacts of distributed denial-of-service disruptions reverberated into a fourth day. The hobbling of the exchange's trading has demonstrated that DDoS attacks remain an unpredictable threat.
Lucifer, a botnet that has been infecting Windows devices with cryptominers and using compromised systems for distributed denial-of-service attacks, now has the ability to compromise Linux-based systems as well, according to Netscout's ATLAS Security Engineering & Response Team.