Dropbox Sees Breach of Legally Binding E-Signature Service

All Dropbox Sign Users' Emails Stolen, Plus Some MFA and OAuth Tokens, API Keys
Dropbox said hackers breached its infrastructure and stole swaths of customer data for its legally binding electronic signature service, Dropbox Sign, including names, emails, hashed passwords and authentication tokens. The company has begun forcing password resets and API key rotation.

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