The group known as PLAY is using custom tools researchers say allow it to be faster and more efficient when carrying out ransomware attacks.

Researchers reveal new details about a highly successful cybercrime group thought to have stolen millions over the last few years.

Researchers with Symantec said the group that it has tracked for years has recently targeted government networks in the U.S. and Middle East.

The Daxin malware is "on another level," according to researchers at Symantec.

The wiper could add to the woes of a country increasingly under physical and cyber assault.

Symantec looks at how the spies use infected Microsoft Word attachments to implant backdoor files allowing for the delivery of more malware.

A nesting doll of hacking tools has emerged in the SolarWinds campaign.

After a 2018 U.S. indictment, it looks like APT10 is back.

While other hacking teams associated with Tehran have gained notoriety for data-wiping attacks, MuddyWater as been relentless in its spying efforts.

The Pentagon and Microsoft have moved against one of the world’s largest botnets in recent weeks.