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Massive data leak: 17.6 million Prosper customers affected!
Massive data leak at US fintech Prosper affects 17.6 million customers. Personal data exposed, internal investigation ongoing.
Massive data leak: 17.6 million Prosper customers affected!
On October 25, 2025, it was announced that the US financial technology company Prosper was affected by a significant data breach affecting 17.6 million customers. In this incident, sensitive data such as names, social security numbers, credit reports, home and IP addresses, and other personal information were compromised. The unauthorized access to Prosper's systems was first discovered in September 2025, and the company has since taken steps to analyze and resolve the situation.
According to Prosper's incident report, there is currently no evidence that customer accounts or funds have been affected or stolen. The investigation into the incident is in its early stages, but it is reported that no further incidents have occurred since September 2, 2025. Prosper has increased monitoring of its systems and is actively working to resolve the incident, while authorities have also been notified. The company emphasizes that it is cooperating fully with law enforcement authorities.
Extent of compromise
The data breach impacted 17.6 million unique email addresses. Prosper reacted quickly and is concerned about the potential risks for those affected. Management emphasizes that the security of customer-specific data is a top priority. Further information about the incident and the ongoing investigation will be provided on an ongoing basis to inform and support affected customers.
The enhanced security measures are part of a comprehensive approach to maintain customer trust in Prosper and prevent future incidents. It remains to be seen what further steps will be taken to improve security once the full results of the internal investigation are available.
The company has underlined the importance of data protection and IT security, especially in today's digitalized world where data leaks are becoming increasingly common. Prosper is committed to taking all necessary measures to ensure the security of its systems.
For more information, read the full report Daily Hodl.