2020 YouTube — 4M profiles (Social Data scrape)

Data compromised

Usernames, full names, profile photos, contact info, follower stats, age, gender

Technical writeup

Root cause

Web scraping - exposed database

References

• https://en.wikipedia.org/wiki/List_of_data_breaches
• https://www.forbes.com/sites/daveywinder/2020/08/19/massive-data-leak235-million-instagram-tiktok-and-youtube-user-profiles-exposed/