WAuthentication
WBitium
WDecentralized identifiers
WFinFisher
WFreeOTP
WGigya
WHERAS-AF
WHTTP+HTML form-based authentication
WLogin
WMicrosoft Fingerprint Reader
WMultiOTP
WNemID
WOAuth
WOne-time authorization code
WOrganisation-based access control
WPassWindow
WEverykey
WPrivacyIDEA
WRegistered user
WRemote Utilities
WSelf-sovereign identity
WShamoon
WSIM card
WSIM card
WYubiKey
WFile:Google Authenticator for Android icon.svg