CISA is warning us (again) about the threat to critical infrastructure networks

Threat actor believed to be spreading new MedusaLocker variant since 2022

Are hardware supply chain attacks “cyber attacks?”

Simple Mail Transfer Pirates:   How threat actors are abusing third-party infrastructure to send spam

Talos discovers denial-of-service vulnerability in Microsoft Audio Bus; Potential remote code execution in popular open-source PLC

Newsletter compiled by Jon Munshaw.Good afternoon, Talos readers.   We're writing this on Wednesday for PTO reasons, so apologies if we miss any major news that happens after Wednesday afternoon.  Above, you can watch our awesome live stream from Monday with Brad Garnett from...

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Threat Source newsletter (Oct. 21, 2021)

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