Malware

Following the arrest in Spain of a Russian suspected of being a notorious spam king, U.S. authorities have begun unraveling the operation he's alleged to have controlled, the Kelihos botnet.

The agency can use custom installers tailored to the version of Windows and antivirus software a user is running.

MailGuard researchers spotted a phishing campaign impersonating Australian payment solutions software firm MYOB in order to spread malware.

Mac malware increased by a whopping 744 percent in 2016 but it's still not as big of a threat as Windows or even Android malware

The security firm Radware has come across two new forms of Denial of Service (DOS) malware that is attacking and bricking Internet of Things devices for as yet unknown reasons.

Bad actors have been leveraging a disclosed remote code execution exploit in Apache Struts 2 to launch an evolving array of malicious campaigns, including Cerber ransomware attacks, against machines that still use unpatched versions of the software.