[mtmail]

Might have been in one of these 18 data sets https://www.bleepingcomputer.com/news/security/hacker-leaks-...

[jf-]

Thanks for the list, she doesn’t recognise any of the sites listed there. Also she has burner/spam email addresses she uses for smaller/less reputable sites, this is the main email address so it must have come from a big, reputable site.