Transunion Data Breach Exposes 4 4m Social Security Numbers Transunion disclosed a data breach affecting 4,461,511 individuals after hackers accessed names, dates of birth, and social security numbers through a third party salesforce application on july 28, 2025. One of the three major credit bureaus has fallen victim to a cyberattack that exposed the personal data of more than 4.4 million americans.
Transunion Data Breach Exposes Data Of 4 4 Million People According to transunion, the data breach involved personal information stored in a third party application, including names, social security numbers, and dates of birth. Transunion, one of the nation’s three major credit reporting agencies, has disclosed a significant data breach that exposed the personal information of more than four million u.s. customers. Transunion breach exposed 4.4 million social security numbers and personal data through third party attack, revealing wider vulnerabilities than initially disclosed. Transunion reports a data breach affecting 4.4 million people, exposing names and social security numbers, linked to salesforce attacks. transunion says more than 4.4.
Transunion Data Breach Exposes Personal Info Of 4 4m In Us Transunion breach exposed 4.4 million social security numbers and personal data through third party attack, revealing wider vulnerabilities than initially disclosed. Transunion reports a data breach affecting 4.4 million people, exposing names and social security numbers, linked to salesforce attacks. transunion says more than 4.4. In a separate data breach disclosure filed later on thursday with texas’ attorney general’s office, transunion confirmed that the stolen personal information includes customers’ names, dates. Consumer credit reporting giant transunion has disclosed a major data breach impacting more than 4.4 million u.s. consumers after attackers infiltrated its salesforce account. Tl;dr: transunion disclosed that hackers stole data on 4,461,511 americans—including names, addresses, dates of birth, and full social security numbers—through a compromised salesforce integration. Two years ago, a threat actor claimed a data breach at transunion, which the company rejected, saying that the data had been stolen from a third party.
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