5. Lakeview Loan Servicing

Number of individuals impacted: 2.57 million

Yet another breach involving a financial-services entity, in this case Coral Gables, Fla.-based Lakeview Loan Servicing, which is now facing multiple lawsuits over a data breach that impacted millions.

The breach, which reportedly led to the theft of highly sensitive customer information, occurred from October 27 through Dec. 7, 2021. The breach was discovered in January and publicly announced in March. According to one lawsuit, some of the stolen data has been listed for sale on the “dark web,” according to a report at National Mortgage Professional.