The software supply chain has come under assault once again with the resurgence of the Shai-Hulud npm worm—now significantly more advanced, more destructive, and far more widespread. Consequently, what is quickly being described as one of the most serious active threats to the npm ecosystem, the second wave of the Shai-Hulud campaign has compromised at least 600 npm packages, collectively downloaded more than 100 million times. One of the most alarming aspects of this campaign is its origin point.