By simplifying your online experience, OpenID can fulfill the need for multiple usernames accross variant websites. We all can choose the OpenID Provider which meets our needs and the most important is that we trust. At the same time, our OpenID can stay with us, no matter which Provider we move to. And the best of all, the Open ID technology is not proprietary and is completely free.
For our businesses, this means lower cost of passwords and account management, while we can drawing new web traffic.
OpenID authentication is used and provided by several large websites. Organizations like AOL, BBC, Google, IBM, Microsoft, MySpace, Orange, PayPal, VeriSign, Yandex, Ustream and Yahoo! act as providers.
OpenID has arisen form the open source community to solve the problems that could not be easily solved by another existing technologies. As a lightweight method, OpenID can identifying individuals which uses the same technology framework that is used to identify websites. As such, OpenID is not owned by anyone. Anyone can choose to be an OpenID user or an OpenID Provider for free without having to register or be approved by any organization.
