Best Multi-Factor Authentication (MFA) Apps for Azure API Management

OTP authentication for Microsoft ADFS. It is a module that can be used with Microsoft ADFS 2019 and ADFS 2016. It allows ADFS servers to provide multifactor authentication (MFA), using a Time Based One-Time Password Algorithm (TOTP) which is based upon RFC6238. This MFA provider requires users to enter a unique pass-code. This is generated on their phones using authenticator applications like Symantec VIP, Google Authenticator, Microsoft Authenticator and Google Authenticator. To complete second factor authentication logon Self-registration using QR code (using free Microsoft Authentication or Google Authentication etc. mobile apps). OTP data storage in MS Active Directory attributes and MS SQL Service. QR secrets encryption with AES256-bit encryption Configuration of network locations (IPv4 & IPv6) from which the user can scan QR code. Support for trust relationships between ADDS multiforests trust relations.