"Scraping" rather than a traditional server breach. Attackers submitted lists of emails/phone numbers to the API to see which accounts they belonged to. Feature Breakdown: Contents of the Archive
A zero-day vulnerability in Twitter's API, introduced in June 2021 and patched in January 2022. Twitter_2022.7z
Twitter IDs, screen names (handles), display names, and profile bios. "Scraping" rather than a traditional server breach
Verified status, location, account creation date, and follower/following counts. Visuals: URLs for profile images. Impact and Versions screen names (handles)
Later iterations (often titled similarly) appeared in early 2023, claiming to contain over 200 million unique records, which researchers believe was a "cleaned up" version of earlier, larger datasets. Security Risks Twitter Data Breaches | Panorays