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The blog post was moderately informative/useful and interesting, marketing brochure website behind it next to useless and can't find anything meaningful about what they actually sell or do. Frustrating follow-up experience for me that reminds me of most enterprise ISVs.

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It is a network traffic analysis product. You send it traffic via port mirror and it analyzes for shady behavior. Here’s the main overview of what it is https://www.extrahop.com/products/security/

And here's a technical overview of the product: https://www.extrahop.com/products/security/how-it-works/

If you want more than the marketing pages, there is a good set of "concept" courses available for free on ExtraHop's training site https://customer.training.extrahop.com/

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