Two-Factor Authentication (2FA) is an authentication practice that requires two different factors to authenticate yourself. Its gradually becoming more common on email, banking, and other critical websites. 2FA is even more important for OSS maintainers. The code you share online may be downloaded onto others servers or developer machines. Tidelift provides a way to bring maintainers together in a scalable model that makes open source work betterfor everyone. We looked around at the state of 2FA for various package managers as of mid-2019.”]
Source: https://blog.tidelift.com/the-current-state-of-two-factor-authentication-across-package-managers