Microsoft Authenticator vs OpenSMTPD
A side-by-side look at Microsoft Authenticator and OpenSMTPD. For an in-depth review of either product, follow the links below.
Microsoft Authenticator
Security & Privacy
Microsoft Authenticator is a multi-factor authentication app that provides an extra layer of security when signing in to Microsoft accounts. It generates verification codes needed during the sign-in process.
multifactor-authenticationverification-codesmicrosoft-account-security
OpenSMTPD
Network & Admin
OpenSMTPD is an open source SMTP server daemon for Linux and BSD operating systems. It aims to be a free, secure, and featureful SMTP server for both hosting providers and end users.
smtpmail-serveremaillinuxbsdopen-source
Related Comparisons
OTP Auth
Incognia
TOTP Authenticator