---
title: "Know Your Breach: TransUnion"
description: " The Vector: TransUnion said \"the incident involved unauthorized access to limited personal information for a very small percentage of U.S. consumers,\" adding, \"we are working with law enforcement and have engaged third party cyber security experts for an independent forensics review.\""
---

[Industry News: Cyber ](https://www.castlehalldiligence.com/cyber-news)

# [Know Your Breach: TransUnion](https://www.castlehalldiligence.com/cyber-news/know-your-breach-transunion)

 Written by [Cybersecurity](https://www.castlehalldiligence.com/cyber-news/author/cybersecurity) | Sep 5, 2025 12:23:16 PM

**The Target:**​ TransUnion, one of America’s big three credit bureaus.

**The Take:** Names, Social Security numbers and dates of birth were among the stolen information, according to the Texas filing.

**The Vector:** TransUnion said "the incident involved unauthorized access to limited personal information for a very small percentage of U.S. consumers," adding, "we are working with law enforcement and have engaged third party cyber security experts for an independent forensics review."

This breach is a stark reminder of how strong authentication controls are in an overall robust cybersecurity posture, and that good password hygiene plays a pivotal role in protection.

[Read more...](https://money.com/transunion-data-breach/)

[View full post](https://www.castlehalldiligence.com/cyber-news/know-your-breach-transunion)

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