Monban - The authentication plugin for web api based on jwt

This is a simple gem to allow authentication against a RADIUS server.

This gem can manage user authentication on multiple LDAP directories that can reside either on same server or not.

omniauth-azure-ad uses 'Peerialism authentication HUB' web site that manages token exchanges with the Azure ACS, encryption etc.

Basic authentication library for Rack applications.

SHA1 Hashkey based authentication for simple API engine

Adds a kerberos ticket authentication to test-kitchen transport

The Aladin ruby library for identity and authentication

extend berkshelf to support http authentication via netrc

Rails authentication by email and password with integrated dependencies to MadMimi. Also provides administrative user impersonation.

Rails authentication

Simple authentication solution for any rails app.

A light weight Firebase access token validator whichutilizes HTTP caching to reduce network traffic whenvalidating against Google's X509 Certificates.

Gitkite is the Rails authentication engine for Google Identity Toolkit (gitkit). It provides all the endpoints and views necessary for gitkit.

A wrapper for the Globo.com's authentication/authorization API

capcoauth-gem is a library to integrate Rails applications with Capcoauth authentication service

Simple authorization system for Rails applications. Allows you to develop applications with a mixed role based authorization and a context based authorization model. Does not supply authentication.

This gem allows you to share a central database and using authlogic stores and retrieves passwords

Coca is a chainable, devise-based scheme for delegation of authentication. It works through a standard JSON API so the packet that you pass down on auth is completely configurable. See coca-rbac for a similarly transparent RBAC implementation.

This gem builds the AWS authentication signature as described in http://docs.aws.amazon.com/AmazonS3/latest/dev/RESTAuthentication.html. It requires the Amazon keys, as well as options about the request (request type, resource, etc).