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Ransomware in particular poses a major threat, but security vendors say there has been an increase in Linux-targeted cryptojacking, malware, and vulnerability exploits as well, and defenders need to be ready.

Linux may not quite stack up to Windows when it comes to the raw number of attacks against systems running the operating system, but threat actor interest in Linux-based servers and technologies has ramped up significantly recently. 

That's likely in response to growing enterprise use of Linux infrastructures — especially in the cloud — to host mission critical applications and data, according to a report from Trend Micro this week. The firm identified a 75% increase in ransomware attacks targeting Linux systems in the first half of 2022 compared to the same period last year.