News broke today of a "mother of all breaches," sparking wide media coverage filled with warnings and fear-mongering. However, it appears to be a compilation of previously leaked credentials stolen by infostealers, exposed in data breaches, and via credential stuffing attacks. [...]

https://www.bleepingcomputer.com/news/security/no-the-16-billion-credentials-leak-is-not-a-new-data-breach/