Hmm. I missed this one by Joseph Cox last week:
A hacker has stolen millions of user account details from popular education platform Edmodo, and the data is apparently for sale on the so-called dark web.
Teachers, students and parents use Edmodo to work on lesson plans, assign homework, and more. The organization claims to have over 78 million members.
[…]
For-profit breach notification site LeakBase provided Motherboard with a sample of over two million user records for verification purposes. The data includes usernames, email addresses, and hashed passwords.
Read more on Motherboard.