DigiCert product docsDigiCert ONE Manage your accountsアカウントマネージャDigiCert ONE 認証のサインインの方法二要素認証 Reset two-factor authentication (2FA) Reset two-factor authentication (2FA) When a user's 2FA is reset, DigiCert sends an email to the user with instructions to reset their mobile authenticator application. There are two methods to reset 2FA: