Traditional ransomware attacks may have taken over the news, but Proofpoint researchers say the malicious actors who presents themselves as the North Korean-backed Lazarus advanced persistent threat group have revamped their distributed denial-of-service ransom extortion strategy and rebranded.
Forescout Research Labs and the Israeli security firm JSOF have found nine Domain Name System vulnerabilities affecting four TCP/IP stacks that, if exploited, could lead to remote code execution or denial-of-service attacks - potentially on millions of devices.
Researchers with NetScout are warning that attackers are abusing certain versions of the Plex media server app to strengthen and amplify DDoS attacks. The FBI has also warned about increases in DDoS attacks that use these types of amplification techniques.
Threat actors behind a distributed denial-of-service campaign targeted the same set of victims again after the organizations refused to pay the initial ransom demand, a new report by security firm Radware finds.
Citrix is urging customers to implement a newly provided enhancement to its ADC and Gateway devices that is designed to block attackers from abusing the Datagram Transport Layer Security, or DTLS, protocol to amplify distributed denial-of-service attacks.
Citrix is warning its customers that attackers are taking advantage of the company's ADC products to conduct and amplify DDoS attacks, according to a notification published by the firm. A permanent fix to address this security issue won't be available until January.
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.
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.
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.
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.
The level of risk associated with each of the threats described in this report depends on your organization's systems and security posture. While that is something only you can assess, this report provides insights and actionable recommendations to help you protect your networks.
Shadow IoT devices are connected devices or sensors that are in active use within an organisation's network environment without IT's knowledge. Shadow IoT devices can be any number of connected technologies including laptops, mobile phones, tablets, fitness trackers or smart home gadgets like voice assistants that are...