You maintain a blog at, say, livejournal.com (but this can be anything) and you stay logged in there usually. You go to leave a comment at someblog.com (perhaps it's Movable Type, or Wordpress, or DeadJournal, ...) and you don't have an account there, s
OpenID starts with the concept that anyone can identify themselves on the Internet the same way websites do-with a URI (also called a URL or web address). Since URIs are at the very core of Web architecture, they provide a solid foundation for user-centri