A new campaign orchestrated by a previously undocumented threat actor has targeted cryptocurrency organizations with an aim to facilitate digital asset theft using recruitment-themed social ...

ESET researchers analyzed the 2025 activity of Webworm, a China-aligned APT group that started out targeting organizations in Asia, but has recently shifted its focus to Europe. Even though this is ...

Ship hit in Hormuz as millions march for ayatollah; Iran says no talks unless Trump halts threats Four dead in Ohio including police sergeant; 4 other officers shot All eyes were on the US soccer team ...

Akira, the second most active ransomware clan, has expanded its capabilities. It has introduced a new ransomware variant and has been attacking small and medium-sized businesses, claiming over 620 ...

Threat actors behind the Interlock ransomware group have unleashed a new PHP variant of its bespoke remote access trojan (RAT) as part of a widespread campaign using a variant of ClickFix called ...

With plenty of pentesting tools out there you must know how they work and which fits the use case you are interested in testing. CSO selected 14 underrated tools and what they are best for. The right ...

Security researchers have found a trove of threat actor tools that can bypass security defenses like Windows Defender and Malwarebytes, delete backups, disable systems, and many more malicious ...

In a recent investigation by Bitdefender Labs, a series of cyberattacks targeting high-level organizations in South China Sea countries revealed a previously unknown threat actor. We've designated ...

ESET researchers discovered two previously unknown backdoors – which we named LunarWeb and LunarMail – compromising a European ministry of foreign affairs (MFA) and its diplomatic missions abroad. We ...

Earlier this month, a new massive supply chain attack dominated the headlines: the REvil ransomware gang hit the cloud-based managed service provider platform Kaseya, impacting both other MSPs using ...