One Time Password is an opinionated, lightweight, zero-configuration module with 100% test coverage. It provides two factor authentication to users by way of the Time-based One-time Password Algorithm (RFC 6238).

Many apps implement this spec, providing users lots of options for storing and managing their one-time-passwords. Some popular apps which will integrate with this module are:

An example of the functionality:

Which TFA module is right for me?

View a comparison of two factor authentication modules.

Related projects

Supporting organizations: 

Project information

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