OpenID is an open decentralized identity framework where you can get your own identity and re-use it across the internet. The first application is single sign on which means you can login onto many websites and web applications and services (more being added daily! And all Bryght Basic sites can now support OpenId) using just one id (a URL) and one password rather than multiple passwords and multiple identities which is the case today.
To explain OpenID single sign on, we have two new screencasts for OpenID which has been included in Bryght Basic since July 31, 2007: