TransUnion

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TransUnion LLC reported a cyber incident in Iowa where a threat actor used social engineering to pose as a help desk technician, tricking call center agents into downloading a malicious application. This allowed the actor to access a third-party application serving U.S. consumer support operations on July 28-29, 2025. The incident resulted in the exfiltration of consumer Social Security Numbers affecting approximately 25,943 Iowa residents. TransUnion contained the breach, notified the FBI, and provided 24 months of credit monitoring to affected individuals.

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