EntityQ7551230· pop 6· linked from 19 articlesSocial loginSign in to savelogin using a social networking accountConnectionssocial networking serviceEntityChinaCountryFacebookConceptGoogleOrganizationX (social network)ConceptApple Inc.ConceptYahooEntityWayback MachineEntitycensorshipEntityPayPalEntityMyspaceEntityLinkedInEntityVKEntitye-commerceEntityWeChatEntityauthenticationEntityplug-inEntityAOLEntityQ472302EntityWeiboEntityCategoriesComputing terminologyPassword authentication