Is there a fast & lean way of identifying end-of-life / out-of-service operating systems?

I’ve seen this scenario several times:

- Security GRC team is tasked with calling out all IT assets with EOL/OOS operating systems.

- They acquire IT asset inventory list

- They painstakingly Google every kind of OS shown in the list across different OS developer sites (Microsoft, Linux distros, etc.), requiring several hours or more of drudgery

There’s got to be a faster way, right? This is certainly an automatable task. Does some threat research firm maintain a publicly accessible …

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