External login services use OpenID technology, where your password always stays confidential between
you and your login provider and you don't have to remember another one.
Validate my email after I login.
Facebook
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Or...
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Why use OpenID?
With the OpenID you don't need to create new username and password.
You can safely re-use the same login for all OpenID-enabled websites.
There are > 160,000,000 OpenID account in use. Over 10,000 sites are OpenID-enabled.
OpenID is based on an open standard, supported by many organizations.