Miasma has already hit Red Hat and 73 Microsoft GitHub repos. Here's how it works and what your team can do right now. Nigel Douglas, Head of Developer Relations at Cloudsmith, breaks down the Miasma worm – a self-replicating supply chain attack and evolved variant of Mini Shai-Hulud from threat group TeamPCP. Learn how Miasma uses the yo-yo attack method to move laterally across registries and workstations, why conventional scanners missed it, and the practical steps security teams can take today, including cooldown policies and continuous risk assessment.