1. Cash App Investing LLC
Number of individuals impacted: 8.2 million

Companies often urge employees to take precautions to avoid cyberattacks and other cyber mishaps. But what happens when a former employee is the one launching the hack? You get the cyber-debacle Cash App Investing experienced earlier this year – and which has turned out to be the largest data breach so far in 2022.

As CNN reported in April: “More than 8 million Cash App Investing customers may have had personal data compromised after a former employee downloaded internal reports without permission, parent company Block Inc revealed. … Information in the reports accessed by the former employee included customers’ full names and brokerage account number, which is the personal identification number associated with a customers’ stock activity on the platform.”