17 Biggest Data Breaches of All Time

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12. Equifax Inc. (NYSE:EFX)

No. of records: 143 million
Year: 2017

In one of the most recent major hacks, we have Equifax Inc. (NYSE:EFX), a credit reporting behemoth. Due to failure to heed security warnings and install basic software fixes, the data breach was possible, exposing names, social security numbers, birth dates, addresses, and driver license numbers. For some, even credit card numbers were exposed.

alphaspirit/Shutterstock.com

alphaspirit/Shutterstock.com

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