Zoom has implemented two-factor authentication (2FA) to protect all user accounts against security breaches and other cyber attacks. This is a great news due to the spike in the popularity of the communication software during the ongoing COVID-19 pandemic. The owners of Zoom account and adminstrators have to enable the Sign in with Two-Factor Authentication option in the Advanced > Security menu, within the Dashboard. Users can choose one of the following options: Enable 2FA for all users in your account.”]
Source: https://securityaffairs.co/wordpress/108157/security/zoom-adds-2fa.html