CyberSecure Specialist

Nearly all modern graphics processing units (GPUs) are vulnerable to a new type of side-channel attack that could be leveraged to obtain sensitive information, according to a team of researchers from various universities in the United States. The new attack method, named GPU.zip, was discovered and detailed by representatives of the University of Texas at Austin, Carnegie Mellon University, University of Washington, and University of Illinois Urbana-Champaign. The GPU.zip attack leverages hardware-based graphical data compression,…

A stealthy advanced persistent threat (APT) actor known as Gelsemium has been observed targeting a government entity in Southeast Asia to establish persistence and collect intelligence, cybersecurity firm Palo Alto Networks reveals. As part of the observed activity, spanning over a period of six months in late 2022 and into 2023, the threat actor deployed a variety of web shells to support lateral movement and malware delivery, along with backdoors, a Cobalt Strike beacon, and…

A leading Egyptian opposition politician was targeted with spyware after announcing a presidential bid, security researchers reported Friday. They said Egyptian authorities were likely behind the attempted hack. Discovery of the attempt last week by researchers at Citizen Lab and Google’s Threat Analysis Group prompted Apple to rush out operating system updates for iPhones, iPads, Mac computers and Apple Watches to patch the associated vulnerabilities. Citizen Lab said in a blog post that recent attempts…