Patent attributes
Apparatus, systems, and methods may operate to receive a request from a node to provide access to a web site, to provide site authenticity information associated with the web site to the node, and to receive single sign-on (SSO) information from the node in response to validation of the site authenticity information by the node, the SSO information enabling the node to automatically log in to the web site. Additional activities include receiving site authenticity information from a node associated with a web site, and automatically transmitting SSO information to the node responsive to validating the site authenticity information. Additional apparatus, systems, and methods are disclosed.