Asokan is senior correspondent for Information Security Media Group's global news desk. She has previously worked with IDG and other publications where she reported on developments in technology, minority rights and education.
The U.S. National Security Agency has issued "zero trust" guidance aimed at securing critical networks and sensitive data within key federal agencies. The NSA adds it is also assisting Defense Department customers with the zero trust implementations.
Microsoft has patched a critical vulnerability in Windows that can be exploited by tricking users to visit websites that use a malicious font. The flaw was found by Google's Project Zero bug-hunting team.
The Russian hacking group known as Turla is deploying a new IronPython-based malware loader called "IronNetInjector" as part of a new campaign, Palo Alto Networks' Unit42 reports. It comes with capabilities to obfuscate malware codes and encrypt and decrypt NET injector and payloads.
A Nigerian national has been sentenced to 10 years in prison after pleading guilty to taking part in a business email compromise operation that extorted $11 million from its victims, according to the U.S. Department of Justice.
A remote code vulnerability in the Android version of the file-sharing app SHAREit could allow hackers to tamper with the app's permissions, enabling them to steal sensitive data, reports security firm Trend Micro.
Microsoft has patched a 12-year-old vulnerability in Microsoft Defender that, if exploited, could enable nonadministrative users to escalate privilege in the application. The patch was made after security firm SentinelOne recently notified Microsoft about the flaw.
Siemens has mitigated 21 vulnerabilities in two of its virtualization software tools that, if exploited, could enable attackers to gain remote control, exfiltrate data or cause systems to crash. It's urging customers to shift to updated versions of the software that fix the flaws.
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.
Researchers at the security firm Netlab have identified a previously undocumented botnet dubbed "Matryosh" that is targeting vulnerable Android devices to help build its network so it can conduct distributed denial-of-service attacks.
The operators behind the Trickbot malware are deploying a new reconnaissance tool dubbed "Masrv" to exfiltrate additional data from targeted networks, according to a Kryptos Logic report. Other researchers have noticed increases in the botnet's activity over the last month.
SonicWall has confirmed that a zero-day vulnerability is affecting its Secure Mobile Access, or SMA, gateway product line, and the company is developing a patch to address the issue. Researchers say they have found exploits for the vulnerability circulating in the wild.
A newly identified Linux malware variant dubbed "Kobalos" is targeting high-performance computing clusters and supercomputers running multiple operating systems, a report by security firm ESET finds. The malicious code can also steal SSH credentials.
Trickbot appears to be making a comeback with a fresh campaign that is targeting insurance companies and legal firms in North America, according to an analysis by Menlo Security. Researchers had warned the malware might surface again after a coordinated takedown of the botnet's infrastructure in 2020.