There were a number of major data breaches that took place in 2020, in many cases stolen records flooded the cybercrime underground and were used credential stuffing attacks. Data from major cyber security firms revealed that tens of billion records have been exposed in data breaches exposed in 2020. Below a list of top incidents:. The popular adult live streaming website CAM4 exposed over 7TB of personally identifiable information (PII) of members and users. In March 2020, Keepnet Labs found an unprotected Elasticsearch database exposed online. The dump included 270 million records for the user-generated stories website Wattpad.”]
Source: https://securityaffairs.co/wordpress/112954/data-breach/top-10-data-breaches-2020.html