Microsoft patched 25 critical vulnerabilities, including a remote code execution bug in Windows Search.

A ransomware study released Google revealed the malware earned criminals $25 million over the past two years.

The key to decrypt the original Petya ransomware has been reportedly released by the ransomware’s author.

Mike Mimoso and Chris Brook discuss this week’s ExPetr global ransomware outbreak, how it was distributed, the wiper aspect, and similarities to 2016’s Petya ransomware.

The global outbreak of the Petya/ExPetr malware wasn’t a ransomware attack, it was wiper malware aimed to sabotage, according to experts.

Researchers at Kaspersky Lab have discovered an error in the ExPetr ransomware code that prevents recovery of lost data.

Microsoft has made a definitive link between MEDoc and initial distribution of the Petya ransomware. Kaspersky Lab, meanwhile, has identified a Ukrainian government website used in a watering hole attack.

Verizon’s Data Breach Investigations Report for 2017 shows big growth in the reported number of ransomware attacks and incidents involving cyberespionage.

A new ransomware strain called Mamba opts to encrypts hard drives rather than individual files and folders stored on the local disk.

The Petya ransomware strain signaled a new escalation for crypto-malware when it surfaced in March. For the first time, ransomware went beyond encrypting files on local and shared drives and instead set its sights on locking up the Master File Table on compromised machines. Petya did have its shortcomings and before long, researchers were able...