internal documents, source code, employee data, and limited data about the company’s advertisers.

https://www.bleepingcomputer.com/news/security/blackcat-ransomware-gang-behind-reddit-breach-from-february/

I recently got into preventing browser fingerprinting and apparently extensions can make you more identifiable, so I cut down on the extensions I used and I would be on just uBlock Origin if I didn’t love Return Youtube Dislike and Sponsorblock so much