WAccess control
WAccounts & SSO
WAvatar (computing)
WBitium
WBrand page
WWindows CardSpace
WDecentralized identifiers
WFacebook real-name policy controversy
WForgeRock
WGanymede (software)
WGigya
WInformation card
WJanrain
WOkta (identity management)
WOpenAM
WSelf-sovereign identity
WTwitter verification
WUser (computing)
WUser profile
WWeb of trust