It appears that has made a significant security mistake on their online 3D print materials store.
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MakerBot Provides Update On Thingiverse Security Breach
MakerBot provided a detailed disclosure of a data leak from last October.
More On The Thingiverse Security Breach
I’ve learned more about the Thingiverse security breach we reported on yesterday, and it could be not as bad as initially thought.
Change Your Passwords: Thingiverse Hacked!
News from haveibeenpwned.com indicates popular 3D model repository has been hacked.