How many ways do U.S. businesses need to be told to lock down their systems to safeguard themselves from ransomware? That's the focus of a new, joint cybersecurity advisory from the U.S. government pertaining to BlackMatter, following an advisory issued last month about Conti.
As the risks to IT and OT converge, organizations must use "zero trust" to verify user identities and build effective monitoring capabilities to track the behavior of privileged users, say Kartik Shahani of Tenable and Rohan Vaidya of CyberArk.
Security researchers at AT&T Alien Labs say they've discovered a cluster of Linux ELF executables, identified as modifications of the open-source PRISM backdoor, that attackers have been using in several campaigns for more than three years.
Phishing attacks have come a long way from the spray-and-pray emails of just a few decades ago. Now they’re more targeted, more cunning and more dangerous. And this enormous security gap leaves you open to business email compromise, session hijacking, ransomware and more.
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The latest edition of the ISMG Security Report features an analysis of how ransomware attackers share about their inclinations, motivations and tactics. Also featured: The rise of integrity attacks; dispelling vaccine myths.
Chinese APT groups compromised networks of telecom providers across Southeast Asia in an effort to harvest customers' sensitive communications, according to Cybereason. As in other Chinese cyberattacks, these APT campaigns exploited flaws in Microsoft Exchange servers.
The new BlackMatter ransomware operation claimed to have incorporated "the best features of DarkSide, REvil and LockBit." Now, a security expert who obtained a BlackMatter decryptor reports that code similarities suggest "that we are dealing with a Darkside rebrand here."
Researchers at the security firm RiskIQ have uncovered about 35 active command-and-control servers connected with an ongoing malware campaign that has been linked to a Russian-speaking attack group known as APT29 or Cozy Bear.
Building business resilience through a "zero trust" approach requires role-based authentication, user access velocity checks, and monitoring people, processes, and technologies, a panel of experts says.
The Biden administration formally accused China's Ministry of State Security of conducting a series of attacks against vulnerable Microsoft Exchange servers earlier this year that affected thousands of organizations. This group is also accused of carrying out ransomware and other cyber operations.
A leak of 50,000 telephone numbers and email addresses led to the "Pegasus Project," a global media consortium's research effort that discovered how Pegasus spyware developed by NSO Group is being used in the wild.
Intelligence-Driven Threat Detection is Critical to Risk Mitigation and Management
Many organizations have invested in improving their threat detection capabilities over the past two years and express increased confidence in their ability to stop threats that have penetrated the network perimeter. However, these...