SANS Stormcast Tuesday, September 9th, 2025: Major npm compromise; HTTP Request Signature

Major npm compromise A number of high-profile npm libraries were compromised after developers fell for a phishing email. This compromise affected libraries with a total of hundreds of millions of downloads a week. https://bsky.app/profile/bad-at-computer.bsky.social/post/3lydioq5swk2y https://github.com/orgs/community/discussions/172738 https://github.com/chalk/chalk/issues/656#issuecomment-3266894253 https://www.aikido.dev/blog/npm-debug-and-chalk-packages-compromised HTTP Request Signatures It looks like some search engines and AI bots are starting to use the HTTP request signature. This should make it easier to identify bot traffic. https://isc.sans.edu/diary/HTTP%20Request%20Signatures/32266