TLDR Tech / InfoSec
My SSN was exposed in a breach at Columbia—a school I have no connection with
Columbia's 2025 breach exposed 1.8 million SSNs, including people who never applied to or studied at the university, because decades-old recruitment and testing data stayed in a legacy database. Columbia missed that database during SSN removal efforts, then took months to answer basic questions from affected people, and now faces a proposed class action and regulatory scrutiny over long-term SSN hoarding.
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