https://auth0.com/docs/secure/multi-factor-authentication/authenticate-using-ropg-flow-with-mfa/enroll-and-challenge-otp-authenticators
Enroll and Challenge OTP Authenticators - Auth0 Docs
Describes how to build your own MFA flows using one-time password (OTP) as an authentication factor.
otp authenticatorsenrollchallengedocs
https://cpl.thalesgroup.com/en-gb/access-management/authenticators/mobilepass-otp-download
MobilePass OTP software authenticators downloads
Turn your mobile phone into an instant authentication device with MobilePASS download, an innovation in software authentication allowing instant generation of...
otpsoftwareauthenticatorsdownloads