Tiaa Security Incident November 2025 Florida. A data breach at investment giant tiaa has exposed the social security numbers and other identifying information of some 2.4 million. The lawsuit, which was filed monday in u.s.
“between october 29, 2023, and november 2, 2023, ims was impacted by a cybersecurity incident in which an unauthorized party gained access to ims systems and data,” according to the letter. 2, when ims discovered the hack, according to a letter from tiaa to affected customers.