TOTP / HOTP library in PHP
==========================

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A php library for generating one-time passwords according to [RFC 4226](https://datatracker.ietf.org/doc/html/rfc4226) (HOTP Algorithm) and [RFC 6238](https://datatracker.ietf.org/doc/html/rfc6238) (TOTP Algorithm)

This library is compatible with Google Authenticator apps available for Android and iPhone.
It is also compatible with other applications such as [FreeOTP](https://play.google.com/store/apps/details?id=org.fedorahosted.freeotp) for example.

# Documentation

The documentation of this project is available in the [*doc* folder](doc/index.md).

# Support

I bring solutions to your problems and answer your questions.

If you really love that project, and the work I have done or if you want I prioritize your issues, then you can help me out for a couple of :beers: or more!

[Become a sponsor](https://github.com/sponsors/Spomky)

Or

[![Become a Patreon](https://c5.patreon.com/external/logo/become_a_patron_button.png)](https://www.patreon.com/FlorentMorselli)

## Contributing

Requests for new features, bug fixed and all other ideas to make this project useful are welcome.

Please report all issues in [the repository bug tracker](hhttps://github.com/Spomky-Labs/otphp/issues).

Also make sure to [follow these best practices](.github/CONTRIBUTING.md).

## Licence

This software is release under the [MIT licence](LICENSE).
