Compromised Data
Browser user agent details
Credit status information
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Breach Overview
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Affected Accounts:
17.6 million
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Breach Occurred:
September 2025
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Added to HIBP:
16 Oct 2025
Recommended Actions
Change Your Password
If you haven't changed your Prosper password since 2025, do so immediately.
Enable Two-Factor Authentication
Add an extra layer of security to your account.
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Get Aura for identity theft and credit protection. Keep your assets safe with fast fraud alerts, instant credit lock, and $1,000,000 identity theft insurance. Speak to a U.S. based fraud specialist 24/7.
Sponsored
Use a password manager to generate and store strong, unique passwords for all your accounts. 1Password helps protect your data with industry-leading security.
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