OpenID has gained adoption among organizations like Google, Microsoft, IBM, Verisign and Yahoo.

The OpenID Foundation today announced that Google (NASDAQ: GOOG), IBM (NYSE: IBM), Microsoft (NASDAQ: MSFT), VeriSign (NASDAQ: VRSN) and Yahoo! (NASDAQ: YHOO) have joined as its first corporate board members.
With these companies' deep expertise in Internet and security technology, the OpenID Foundation strengthens the industry-wide effort to empower users with portable Web identities, or OpenIDs.