# National Public Data breach: 2.7 billion records with SSNs leaked · pwn.watch

> Data stolen from background-check broker National Public Data, nearly 2.7 billion plaintext records with names, mailing addresses and Social Security numbers of people in the US, was leaked for free on a hacking forum. It had first been offered for sale in April 2024 by an actor called USDoD.

Page: https://pwn.watch/i/national-public-data-breach-ssn-leak · generated 2026-10-22T19:29:07.289Z

## Status
- Severity: high · status: closed · patch: no-fix-needed
- Product: National Public Data
- Started: 2024-08-06 · closed: 2024-08-11

## Follow this incident
- RSS (one item per update): https://pwn.watch/i/national-public-data-breach-ssn-leak/feed.xml
- JSON Feed: https://pwn.watch/i/national-public-data-breach-ssn-leak/feed.json
- Full data (timeline, sources, posts, agentBrief): https://pwn.watch/i/national-public-data-breach-ssn-leak.json
- This file: https://pwn.watch/i/national-public-data-breach-ssn-leak/llms.txt

## Updates (newest first)
- 2024-08-11: BleepingComputer reports the 2.7 billion record leak (https://www.bleepingcomputer.com/news/security/hackers-leak-27-billion-data-records-with-social-security-numbers/)
- 2024-08-06: Actor 'Fenice' leaks the most complete version of the data for free on Breached (https://www.bleepingcomputer.com/news/security/hackers-leak-27-billion-data-records-with-social-security-numbers/)
- 2024-04: USDoD offers 2.9 billion records allegedly stolen from National Public Data for $3.5 million (https://www.bleepingcomputer.com/news/security/hackers-leak-27-billion-data-records-with-social-security-numbers/)

## Fix brief
# Security brief: National Public Data breach: 2.7 billion records with SSNs leaked

Source: https://pwn.watch/i/national-public-data-breach-ssn-leak · status: closed (closed Aug 11, 2024) · severity: high · updated Aug 11, 2024

## Patch status
**NO FIX NEEDED: no action on your side beyond verification.**

## What it is
Data stolen from background-check broker National Public Data, nearly 2.7 billion plaintext records with names, mailing addresses and Social Security numbers of people in the US, was leaked for free on a hacking forum. It had first been offered for sale in April 2024 by an actor called USDoD.

Severity detail: Data breach, ~2.7B records incl. SSNs

- Product: National Public Data

## Affected versions
- Not specified in the data. Check the advisories below.

## Check whether you're affected
No generic command applies (the product is a hosted service, appliance or desktop app). Check the installed version in its admin UI / About screen and compare with the versions above.

## Fix
No fixed version is listed. Follow the vendor advisory below.

## Latest updates
- Aug 11, 2024: BleepingComputer reports the 2.7 billion record leak
- Aug 6, 2024: Actor 'Fenice' leaks the most complete version of the data for free on Breached
- Apr 2024: USDoD offers 2.9 billion records allegedly stolen from National Public Data for $3.5 million

## Write-ups & news
- [Hackers leak 2.7 billion data records with Social Security numbers](https://www.bleepingcomputer.com/news/security/hackers-leak-27-billion-data-records-with-social-security-numbers/)

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Machine-readable: https://pwn.watch/i/national-public-data-breach-ssn-leak.json · all incidents: https://pwn.watch/incidents.json. Verify against the vendor advisory before changing production systems.