Machine learning.
E: Turns out the DEI guy might have been right btw. https://www.rapid7.com/about/press-releases/rapid7s-ai-engine-supercharges-security-operations-with-generative-ai/ if by generative AI they mean a LLM.
And from their blog: https://www.rapid7.com/blog/post/2023/11/29/rapid7-takes-next-step-in-ai-innovation-with-new-ai-powered-threat-detections/ so there could be a chance the 'I used to work there' person didn't know everything going on in Rapid7. "Rapid7 Has Been an AI Innovator for Decades"
Every day? I dont think I have read that post at all. (This is both a joke and not a joke, as I had not read it, I did now and I was amused, so thanks).