In 2019 the card/badge/sticker collecting app/marketplace, Quidd, was breached releasing details of 4 million of it's users with their emails, usernames and passwords, The passwords are hashed in bcrypt.
Compromised data: Email addresses, Passwords (bcrypt), Usernames
On the News:
Account details for 4 million Quidd users shared on hacking forum | ZDNet
Users of Quidd, an online marketplace for trading stickers, cards, toys, and other collectibles, are advised to change account passwords as soon as possible.
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