Author Archives: Andrew Costis

The Kaseya VSA REvil Ransomware Supply Chain Attack: How It Happened, How It Could Have Been Avoided

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On July 2, 2021, the REvil ransomware group successfully exploited a zero-day vulnerability in the on-premise Kaseya VSA server, enabling a wide-scale supply chain cyber attack. Let’s dig in and see how the attack happened, how attack emulation could h… Continue reading The Kaseya VSA REvil Ransomware Supply Chain Attack: How It Happened, How It Could Have Been Avoided→

Put MITRE ATT&CK® to work through Workbench

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For years, users struggled to put MITRE ATT&CK into practice. With the release of ATT&CK Workbench today, defenders can far better ensure that their threat intelligence is continually aligned with the public ATT&CK knowledge base. See how a… Continue reading Put MITRE ATT&CK® to work through Workbench→