Based on our record, Azure Multi-Factor Authentication should be more popular than privacyIDEA. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
You might want to take a look at our open source solution privacyIDEA or go with anything else. Take care, to not enter a vendor lock in. Source: over 3 years ago
This is the answer, more detail: https://docs.microsoft.com/en-us/azure/active-directory/authentication/concept-mfa-howitworks. Source: about 3 years ago
Make sure that you back-up the active app-configuration, this way you have an easier way to recover; make sure you are allowed to verify using more than an authenticator, more here. Source: almost 4 years ago
Google Authenticator - Google Authenticator is a multifactor app for mobile devices.
Microsoft Authenticator - One app to quickly and securely verify your identity online, for all of your accounts.
Authy - Best rated Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.
Okta Adaptive Multi-Factor Authentication - Multi-factor authentication is becoming the standard. Secure your apps and VPN with strong MFA for adaptive, risk-based authentication.
Duo Security - Duo Security provides cloud-based two-factor authentication. Duo’s technology can be deployed to protect users, data, and applications from breaches, credential theft, and account takeover.
Rublon - Rublon enables your workforce to securely access your organization's networks, servers and applications via easy-to-use multi-factor authentication. Protect cloud apps, VPNs, servers, workstations, internal as well as on-premise apps.