https://www.techradar.com/news/millions-of-email-addresses-leaked-from-genealogy-site-myheritage

MyHeritage – a genealogy site specializing in family trees and DNA testing  – is investigating a major security breach after a security researcher found email addresses and hashed passwords belonging to 92 million of its users. Information in the file dated back to October 27 2017, so anyone who registered an account before that date could be affected.

After discovering the email data in a plain text file, the researcher alerted the company, which set its own security staff to work. It also enlisted the help of an independent cybersecurity team