Authelia is an open-source authentication and authorization providing 2-factor authentication and single sign-on (SSO) for your applications. It acts as a companion of reverse proxies by handling authentication and authorization requests.

Authelia can be installed as a standalone service using Docker or NPM but can also be deployed easily on Kubernetes. On the latest, one can leverage ingress configuration to set up authentication and authorizations for specific services in only few seconds.

Features summary

Here is the list of the main available features:

• U2F - Universal 2-Factor - support with Yubikey.
• TOTP - Time-Base One Time password - support with Google Authenticator.
• Password reset with identity verification using email.
• Single-factor only authentication method available.
• Access restriction after too many authentication attempts.
• User-defined access control per subdomain and resource.
• Support of [basic authentication] for endpoints protected by single factor.
• High-availability using distributed database and KV store.
• Compatible with Kubernetes ingress-nginx controller out of the box.

For more details about the features, follow Features.

Getting Started

Follow Getting Started.

Security

If you want more information about the security measures applied by Authelia and some tips on how to set up Authelia in a secure way, refer to Security.

Deployment

To learn how to deploy Authelia or use it on Kubernetes, please follow Deployment.

Build Authelia

Follow Build.

Changelog

See Changelog.

Contributing

Follow Contributing.

License

Authelia is licensed under the MIT License. The terms of the license are as follows:

The MIT License (MIT)

Copyright (c) 2016 - Clement Michaud

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.